Summary: Substances or mixtures that are added to the soil to supply nutrients or to make available nutrients already present in the soil, in order to increase plant growth and productivity.
Publications316 found, 100 shown here
- Forecasting agriculturally driven global environmental changeD Tilman
Department of Ecology, Evolution and Behavior, University of Minnesota, 1987 Upper Buford Circle, St Paul, MN 55108, USA
Science 292:281-4. 2001..Significant scientific advances and regulatory, technological, and policy changes are needed to control the environmental impacts of agricultural expansion...
- Significant acidification in major Chinese croplandsJ H Guo
College of Resources and Environmental Sciences, China Agricultural University, Beijing 100193, China
Science 327:1008-10. 2010..In comparison, acid deposition (0.4 to 2.0 kilomoles of H+ per hectare per year) made a small contribution to the acidification of agricultural soils across China...
- Nitrogen limitation of net primary productivity in terrestrial ecosystems is globally distributedDavid S LeBauer
Department of Earth System Science, University of California, Irvine, California 92054, USA
Ecology 89:371-9. 2008..These results suggest that the global N and C cycles interact strongly and that geography can mediate ecosystem response to N within certain biome types...
- Nitrogen inputs accelerate phosphorus cycling rates across a wide variety of terrestrial ecosystemsAlison R Marklein
Department of Land, Air, and Water Resources, University of California Davis, One Shields Avenue, Davis, CA 95616, USA
New Phytol 193:696-704. 2012....
- Nutrient additions to a tropical rain forest drive substantial soil carbon dioxide losses to the atmosphereCory C Cleveland
Institute of Arctic and Alpine Research, Department of Ecology and Evolutionary Biology, University of Colorado, Boulder, CO 80309, USA
Proc Natl Acad Sci U S A 103:10316-21. 2006....
- Plant growth-promoting rhizobacteria allow reduced application rates of chemical fertilizersA O Adesemoye
Department of Entomology and Plant Pathology, Auburn University, 209 Life Science Building, Auburn, AL 36849, USA
Microb Ecol 58:921-9. 2009..soil fertility and enhance plant nutrition has continued to attract attention due to the increasing cost of fertilizers and some of their negative environmental impacts...
- Ecosystem carbon storage in arctic tundra reduced by long-term nutrient fertilizationMichelle C Mack
Department of Botany, University of Florida, Gainesville, Florida 32611, USA
Nature 431:440-3. 2004..Our study suggests that projected release of soil nutrients associated with high-latitude warming may further amplify carbon release from soils, causing a net loss of ecosystem carbon and a positive feedback to climate warming...
- Consistent effects of nitrogen fertilization on soil bacterial communities in contrasting systemsKelly S Ramirez
Department of Ecology and Evolutionary Biology, University of Colorado, Boulder, Colorado 80309, USA
Ecology 91:3463-70; discussion 3503-14. 2010....
- The Asian nitrogen cycle case studyXunhua Zheng
Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing 100029, P R China
Ambio 31:79-87. 2002..This problem may be finally solved by substituting synthetic nitrogen fertilizers with new high-efficiency nitrogen sources, but solutions are dependent on advances in biological technology.
- Cadmium and zinc in soil solution extracts following the application of phosphate fertilizersRaphaël Lambert
Environmental Chemistry Laboratory, Department of Chemistry, Universite de Montreal, PO 6128 Centre ville, Montreal, QC, Canada H3C 3J7
Sci Total Environ 378:293-305. 2007This study investigated the solubility of cadmium and zinc in soils after the application of phosphate fertilizers containing those two metals...
- Environmental and plant community determinants of species loss following nitrogen enrichmentChris M Clark
Department of Ecology, Evolution and Behavior, University of Minnesota, St Paul, MN 55108, USA
Ecol Lett 10:596-607. 2007..Our results indicate sensitivity to N addition is co-determined by environmental conditions and production responsiveness, which overwhelm the effects of initial community structure and composition...
- Functional- and abundance-based mechanisms explain diversity loss due to N fertilizationKatharine N Suding
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697 2525, USA
Proc Natl Acad Sci U S A 102:4387-92. 2005..As N availability continues to increase globally, management that focuses on locally susceptible functional groups and generally susceptible rare species will be essential to maintain biodiversity...
- Microbial nitrogen limitation increases decompositionJoseph M Craine
Department of Ecology, Evolution, and Behavior, 100 Ecology, 1987 Upper Buford Circle, Saint Paul, Minnesota 55108, USA
Ecology 88:2105-13. 2007....
- Ecology. Soil fertility and hunger in AfricaPedro A Sanchez
International Center for Research in Agroforestry, Post Office Box 30677, Nairobi, Kenya
Science 295:2019-20. 2002
- Influence of fertilization on acrylamide formation during frying of potatoes harvested in 2003Tineke De Wilde
Laboratory of Food Chemistry and Human Nutrition, Department of Food Safety and Food Quality, Faculty of Bioscience Engineering, Ghent University, Coupure Links 653, B 9000 Ghent, Belgium
J Agric Food Chem 54:404-8. 2006..All results reported should be seen in the perspective of the warm growing season of 2003...
- Changes in free amino acids and sugars in potatoes due to sulfate fertilization and the effect on acrylamide formationJ Stephen Elmore
Department of Food Biosciences, University of Reading, Whiteknights, Reading, United Kingdom
J Agric Food Chem 55:5363-6. 2007....
- Fertilizer nitrogen isotope signaturesAlison S Bateman
School of Environmental Sciences, University of East Anglia, Norwich NR4 7TJ, UK
Isotopes Environ Health Stud 43:237-47. 2007..A prerequisite of this approach is that there is a difference in the nitrogen isotope compositions of the fertilizers used in organic and conventional agriculture...
- Effects of tillage and nitrogen fertilizers on CH4 and CO2 emissions and soil organic carbon in paddy fields of central ChinaLi Cheng-Fang
College of Plant Science and Technology, Huazhong Agricultural University, Wuhan, Hubei, China
PLoS ONE 7:e34642. 2012..Hence, our results suggest that the potential of SOC sequestration in NT paddy fields may be overestimated in central China if only surface soil samples are considered...
- Response of sugar maple to calcium addition to northern hardwood forestStephanie M Juice
Department of Natural Resources, Cornell University, Ithaca, New York 14853, USA
Ecology 87:1267-80. 2006....
- The effect of nutrient deposition on bacterial communities in Arctic tundra soilBarbara J Campbell
College of Earth, Ocean, and Environment, University of Delaware, Lewes, DE 19958, USA
Environ Microbiol 12:1842-54. 2010..The combined data indicate that long-term fertilization resulted in a significant change in microbial community structure and function linked to changes in carbon and nitrogen availability and shifts in above-ground plant communities...
- Biofortification of UK food crops with seleniumMartin R Broadley
Plant Sciences Division, Univerisity of Nottingham, Sutton Bonington, Loughborough LE12 5RD, UK
Proc Nutr Soc 65:169-81. 2006..The present paper will review the potential for biofortification of UK food crops with Se...
- Competition for light causes plant biodiversity loss after eutrophicationYann Hautier
Institute of Environmental Sciences, University of Zurich, Winterthurerstrasse 190, CH 8057 Zurich, Switzerland
Science 324:636-8. 2009..Our conclusions have implications for grassland management and conservation policy and underscore the need to control nutrient enrichment if plant diversity is to be preserved...
- Agroecosystems, nitrogen-use efficiency, and nitrogen managementKenneth G Cassman
Department of Agronomy and Horticulture, University of Nebraska, Lincoln, NE 68583 0915, USA
Ambio 31:132-40. 2002....
- Differential effects of nitrogenous fertilizers on methane-consuming microbes in rice field and forest soilsSantosh R Mohanty
Max Planck Institute for Terrestrial Microbiology, Department of Biogeochemistry, Karl von Frisch Str, 35043 Marburg, Germany
Appl Environ Microbiol 72:1346-54. 2006The impact of environmental perturbation (e.g., nitrogenous fertilizers) on the dynamics of methane fluxes from soils and wetland systems is poorly understood...
- Rhizodeposition shapes rhizosphere microbial community structure in organic soilEric Paterson
Macaulay Institute, Craigiebuckler, Aberdeen AB15 8QH, Scotland, UK
New Phytol 173:600-10. 2007..Although rhizodeposition was not the quantitatively dominant C source for microbes in L. perenne rhizospheres, relative utilization of this C source was an important driver of microbial group abundance in organic soil...
- Influence of sulfur fertilization on the amounts of free amino acids in wheat. correlation with baking properties as well as with 3-aminopropionamide and acrylamide generation during bakingMichael Granvogl
Chair for Food Chemistry, Technical University of Munich, Lichtenbergstrasse 4, D 85748 Garching, Germany
J Agric Food Chem 55:4271-7. 2007..Two commercial flours showed relatively low concentrations of acrylamide after a thermal treatment...
- Enhanced bioremediation of crude oil utilizing lipophilic fertilizers combined with biosurfactants and molassesMaria Nikolopoulou
Department of Environmental Engineering, Technical University of Crete, Polytechneioupolis, 73100 Chania, Greece
Mar Pollut Bull 56:1855-61. 2008..Previous work has demonstrated that biodegradation processes are enhanced by the addition of lipophilic fertilizers of natural origin (uric acid and lecithin)...
- Synthetic nitrogen fertilizers deplete soil nitrogen: a global dilemma for sustainable cereal productionR L Mulvaney
Department of Natural Resources and Environmental Sciences, Turner Hall, 1102 S Goodwin Ave, University of Illinois, Urbana, IL 61801, USA
J Environ Qual 38:2295-314. 2009..past 40 yr, concurrent with an increase from 12 to 104 Tg yr(-1) of synthetic N applied largely in ammoniacal fertilizers. These fertilizers have been managed as a cost-effective form of insurance against low yields, without regard ..
- Plastic traits of an exotic grass contribute to its abundance but are not always favourableJennifer Firn
School of Earth, Environment and Biological Sciences, Queensland University of Technology, Brisbane, Queensland, Australia
PLoS ONE 7:e35870. 2012..E. curvula also displayed a higher resource use efficiency than the native grasses. These findings suggest resource conditions and disturbance regimes can be manipulated to disadvantage the success of even plastic exotic species...
- Plant winners and losers during grassland N-eutrophication differ in biomass allocation and mycorrhizasNancy Collins Johnson
Center for Environmental Sciences and Education, Northern Arizona University, P O Box 5694, Flagstaff, Arizona 86011 5694, USA
Ecology 89:2868-78. 2008....
- Greenhouse gas fluxes in an eastern Corn Belt soil: weather, nitrogen source, and rotationGuillermo Hernandez-Ramirez
USDA ARS, National Soil Tilth Lab, Ames, IA 50011 3120, USA
J Environ Qual 38:841-54. 2009..These results suggest fall manure application, corn-soybean rotation, and restoration of prairies may diminish N(2)O emissions and hence contribute to global warming mitigation...
- Effect of nitrogen fertilization on methane oxidation, abundance, community structure, and gene expression of methanotrophs in the rice rhizosphereMinita Shrestha
Department of Biogeochemistry, Max Planck Institute for Terrestrial Microbiology, Marburg, Germany
ISME J 4:1545-56. 2010..Rice microcosms, planted in the greenhouse, were treated with the N-fertilizers urea (UPK) and ammonium sulfate (APK) or were only treated with phosphorous and potassium (PK)...
- Increased primary production shifts the structure and composition of a terrestrial arthropod communityGina M Wimp
Biology Department, Georgetown University, Washington, DC 20057, USA
Ecology 91:3303-11. 2010....
- Long-term effects of short-term perturbation in a subalpine grasslandThomas Spiegelberger
CABI Bioscience Switzerland, Rue des Grillons 1, CH 2800 Delémont, Switzerland
Ecology 87:1939-44. 2006..The results of this long-term study indicate that the resilience of mountain ecosystems may be particularly low in response to perturbations that substantially alter soil pH or other key determinants of belowground processes...
- Two decades of experimental manipulations of heaths and forest understory in the subarcticAnders Michelsen
Department of Biology, University of Copenhagen, Copenhagen Ø, Denmark
Ambio 41:218-30. 2012..Here we give an overview of some of the experiments and main results...
- Analysing nitrogen responses of cereals to prioritize routes to the improvement of nitrogen use efficiencyRoger Sylvester-Bradley
ADAS Boxworth, Cambridge CB23 4NN, UK
J Exp Bot 60:1939-51. 2009..It is also suggested that, instead of using empirical functions, N responses might be analysed more effectively using functions based on explanations of yield determination for which the parameters have some physiological meaning...
- The effect of Chinese tallow tree (Sapium sebiferum) ecotype on soil-plant system carbon and nitrogen processesJianwen Zou
Department of Ecology and Evolutionary Biology, Rice University, Houston, TX 77005, USA
Oecologia 150:272-81. 2006..The results of this study suggest that soil and ecosystem processes accelerated by variation in traits of invasive plants may have implications for their invasiveness...
- Indirect emissions from biofuels: how important?Jerry M Melillo
The Ecosystems Center, Marine Biological Laboratory MBL, 7 MBL Street, Woods Hole, MA 02543, USA
Science 326:1397-9. 2009..A global greenhouse gas emissions policy that protects forests and encourages best practices for nitrogen fertilizer use can dramatically reduce emissions associated with biofuels production...
- Survival of Ascaris eggs and hygienic quality of human excreta in Vietnamese composting latrinesPeter K M Jensen
Department of International Health, Immunology and Microbiology, Faculty of Health, University of Copenhagen, Øster Farimagsgade 5, PO Box 2099, 1014 Copenhagen K, Denmark
Environ Health 8:57. 2009..This study aimed to investigate whether hygienically safe fertilizer could be produced in the latrines within this period of time...
- The challenge of improving nitrogen use efficiency in crop plants: towards a more central role for genetic variability and quantitative genetics within integrated approachesBertrand Hirel
Unité de Nutrition Azotée des Plantes, UR 511, INRA de Versailles, Route de St Cyr, F 78026 Versailles Cedex, France
J Exp Bot 58:2369-87. 2007..plant nitrogen economy is vital for improving nitrogen use efficiency and for reducing excessive input of fertilizers, while maintaining an acceptable yield...
- Ecological impacts of arable intensification in EuropeC Stoate
Allerton Research and Educational Trust, Loddington House, Loddington, Leicestershire LE7 9XE, UK
J Environ Manage 63:337-65. 2001..To alleviate the problems described in this paper, such measures should take account of opportunities for public/private partnerships and should integrate social, cultural, economic and ecological objectives for multifunctional land use...
- Cellular and hormonal disruption of fetal testis development in sheep reared on pasture treated with sewage sludgeCatriona Paul
MRC Human Reproductive Sciences Unit, Centre for Reproductive Biology, Queen s Medical Research Institute, University of Edinburgh, Edinburgh, United Kingdom
Environ Health Perspect 113:1580-7. 2005....
- Selenium uptake, translocation and speciation in wheat supplied with selenate or seleniteHua Fen Li
College of Resources and Environmental Science, China Agricultural University, Beijing 100094, China
New Phytol 178:92-102. 2008..Selenite uptake is an active process likely mediated, at least partly, by phosphate transporters. Selenite and selenate differ greatly in the ease of assimilation and xylem transport...
- Effect of foliar application of zinc, selenium, and iron fertilizers on nutrients concentration and yield of rice grain in ChinaYong Fang
Key Laboratory of Food Processing and Quality Control, College of Food Science and Technology, Nanjing Agricultural University, Nanjing, People s Republic of China
J Agric Food Chem 56:2079-84. 2008..Moreover, in the confirmation experiment on rice cultivar Ninggeng 1, the optimal fertilization could increase the Zn, Se, and Fe content of rice up to 17.4, 0.123, and 14.2 mg kg(-1), respectively...
- Enrichment of fertilizers with zinc: An excellent investment for humanity and crop production in IndiaIsmail Cakmak
Faculty of Engineering and Natural Sciences, Sabanci University, 34956 Istanbul, Turkey
J Trace Elem Med Biol 23:281-9. 2009..Zn; these soils are under intensive cultivation of wheat and rice with no or little application of Zn fertilizers. Consequently, cereal crops grown on such Zn-deficient soils contribute only marginally to daily Zn intake...
- Stimulation by ammonium-based fertilizers of methane oxidation in soil around rice rootsP L Bodelier
Max Planck Institute for Terrestrial Microbiology, Department of Biogeochemistry, Marburg, Germany
Nature 403:421-4. 2000..fertilizer application will be necessary: but it is known that an increase of the commonly used ammonium-based fertilizers can enhance methane emission from rice agriculture...
- Breaking the sod: humankind, history, and soilJ R McNeill
Edmund A Walsh School of Foreign Service, Intercultural Center 600, Box 571035, Georgetown University, 3700 O Street, N W, Washington, DC 20057 1035, USA
Science 304:1627-9. 2004....
- Agriculture, fertilizers and life history of a coastal seabirdA P Møller
Laboratoire de Parasitologie Evolutive, CNRS UMR 7103, Universite Pierre et Marie Curie, Bat A, 7eme etage, 7 quai St Bernard, Case 237, F 75252 Paris Cedex 05, France
J Anim Ecol 76:515-25. 20071. Leakage of fertilizers from farmland has affected levels of nitrogen and phosphorus in many coastal areas, reducing limitation of primary productivity with consequences for timing and magnitude of the annual peak in phytoplankton and ..
- Fertilizer residence time affects nitrogen uptake efficiency and growth of sweet cornL Zotarelli
Univ of Florida, IFAS, Agricultural and Biological Engineering Dep, 234 Fraziers Rogers Hall, Gainesville, FL 32611 0570, USA
J Environ Qual 37:1271-8. 2008....
- Evaluation of phosphate fertilizers for the stabilization of cadmium in highly contaminated soilsUsarat Thawornchaisit
Department of Chemistry, Faculty of Science, King Mongkut s Institute of Technology Ladkrabang, Ladkrabang, Bangkok, Thailand
J Hazard Mater 165:1109-13. 2009The efficiency of three phosphate fertilizers including triple superphosphate (TSP), diammonium phosphate (DAP), and phosphate rock (PR) as stabilizing agents of cadmium-contaminated soils has been assessed in this study...
- Too much of a good thing? Nitrate from nitrogen fertilizers and cancerMary H Ward
Occupational and Environmental Epidemiology Branch, Division of Cancer Epidemiology and Genetics, National Cancer Institute, Executive Plaza South, Room 8006, 6120 Executive Boulevard, Bethesda 20892 7240, Maryland, USA
Rev Environ Health 24:357-63. 2009..Studies should account for the potentially different effects of dietary and water sources of nitrate and should include the population using private wells for whom exposure levels are often higher than public supplies...
- Quantifying benefits associated with land application of organic residuals in Washington StateSally Brown
School of Forest Resources, University of Washington, Box 352100, Seattle, Washington 98195, United States
Environ Sci Technol 45:7451-8. 2011..Using a 50 Mg ha application rate, benefits of application of biosolids and compost ranged from 7 to 33 Mg C ha. This estimate does not account for yield increases or water conservation savings...
- Sewage sludge fertiliser use: implications for soil and plant copper evolution in forest and agronomic soilsNuria Ferreiro-Domínguez
Departamento de Producción Vegetal, Escuela Politécnica Superior de Lugo, Universidad de Santiago de Compostela, Campus Universitario, 27002 Lugo, Spain
Sci Total Environ 424:39-47. 2012..Therefore, the use of high quality sewage sludge as fertiliser may improve the global productivity of forest, agronomic and silvopastoral systems without creating environmental hazards...
- Analyzing indicator microorganisms, antibiotic resistant Escherichia coli, and regrowth potential of foodborne pathogens in various organic fertilizersCortney Miller
Department of Biological Sciences, Clemson University, Clemson, South Carolina, USA
Foodborne Pathog Dis 10:520-7. 2013This study analyzed various organic fertilizers for indicator microorganisms, pathogens, and antibiotic-resistant Escherichia coli, and evaluated the growth potential of E. coli O157:H7 and Salmonella in fertilizers...
- Surface water phosphorus dynamics in rice fields receiving fertiliser and manure phosphorusK Wang
College of Natural Resources and Environmental Sciences, Zhejiang University, Hangzhou, People's Republic of China
Chemosphere 42:209-14. 2001..Hand harrowing should also be avoided during wet weather to protect water quality...
- Nitrogen fertilizers: meeting contemporary challengesPaul E Fixen
Potash and Phosphate Institute, 772 22nd Ave S, Brookings, SD 57006, USA
Ambio 31:169-76. 2002..It stands ready to meet the challenge of adopting new practices and technologies that will allow it to do so with greater efficiency and in a way that not only sustains life, but also sustains the quality of life...
- Occurrence of priority organic pollutants in the fertilizers, ChinaCe Hui Mo
Department of Environmental Engineering, Jinan University, Guangzhou 510632, China
J Hazard Mater 152:1208-13. 2008The use of large quantities of chemical fertilizers is usually associated with environmental problems...
- The myth of nitrogen fertilization for soil carbon sequestrationS A Khan
Department of Natural Resources and Environmental Sciences, Turner Hall, 1102 S Goodwin Ave, University of Illinois, Urbana, IL 61801, USA
J Environ Qual 36:1821-32. 2007Intensive use of N fertilizers in modern agriculture is motivated by the economic value of high grain yields and is generally perceived to sequester soil organic C by increasing the input of crop residues...
- Inputs of trace elements in agricultural soils via phosphate fertilizers in European countriesGenerose Nziguheba
Division Soil and Water Management, Katholieke Universiteit Leuven, Kasteelpark Arenberg 20, 3001 Leuven, Belgium
Sci Total Environ 390:53-7. 2008Mineral fertilizers are sources of diffuse metal enrichment of agricultural soils...
- Accumulation of endocrine disrupting compounds in sheep fetal and maternal liver tissue following exposure to pastures treated with sewage sludgeS M Rhind
Macaulay Institute, Craigiebuckler, Aberdeen, UK
J Environ Monit 11:1469-76. 2009..Differential accumulation of individual pollutants may have important implications for the assessment of risk from exposure...
- Capillary electrophoretic determination of selected phenolic compounds in humic substances of well waters and fertilizersMei Ying Chen
Department of Family Medicine, E Da Hospital, No 1, Yi Da Rd, Jiau Shu Tsuen, Yan Chau Shiang, Kaohsiung County 42445, Taiwan
Anal Sci 26:561-7. 2010Humic substances (HS) from well waters, fertilizers, and synthetic phenolic polymers were characterized by elemental and UV-VIS spectroscopic analyses...
- Effect of fertilizers on galanthamine and metabolite profiles in Narcissus bulbs by 1H NMRAndrea Lubbe
Division of Pharmacognosy, Section Metabolomics, Institute of Biology, Leiden University, P O Box 9502, 2333 CC Leiden, The Netherlands
J Agric Food Chem 59:3155-61. 2011..This study shows how (1)H NMR-based metabolic profiling can provide insight into the response of plant metabolism to agricultural practices...
- Efficiency of urease and nitrification inhibitors in reducing ammonia volatilization from diverse nitrogen fertilizers applied to different soil types and wheat straw mulchingSara San Francisco
CIPAV TAI Roullier Group, Polígono Arazuri Orkoien, 31160 Orkoien, Spain
J Sci Food Agric 91:1569-75. 2011....
- Various forms of organic and inorganic P fertilizers did not negatively affect soil- and root-inhabiting AM fungi in a maize-soybean rotation systemM S Beauregard
Institut de recherche en biologie végétale, Université de Montréal and Jardin botanique de Montréal, 4101 Sherbrooke street east, Montreal, Quebec, Canada H1X 2B2
Mycorrhiza 23:143-54. 2013..This study demonstrated that roots and soil host distinct AM fungal communities and that these are very temporally stable. The influence of contrasting forms of P fertilizers was not significant over 3 years of crop rotation.
- Nitrogen use in the United States from 1961-2000 and potential future trendsRobert W Howarth
Cornell University, USA
Ambio 31:88-96. 2002..However, substantial reductions are possible...
- Interaction between heavy metals and nitrogen fertilizers applied to soil-vegetable systemsQ Zhou
Key Laboratory of Terrestrial Ecological Process, Institute of Applied Ecology, Chinese Academy of Sciences, Shenyang 110016, People s Republic of China
Bull Environ Contam Toxicol 71:338-44. 2003
- Biomass burning in the Amazon-fertilizer for the mountaineous rain forest in EcuadorPeter Fabian
Technical University of Munich, TUM Life Science Center Weihenstephan WZW, Am Hochanger 13, 85354 Freising, Germany
Environ Sci Pollut Res Int 12:290-6. 2005..As significant anthropogenic sources are lacking at the research site it is suspected that biomass burning upwind in the Amazon basin is the major source of the enhanced sulfate and nitrate imput...
- Richness and species composition of arboreal arthropods affected by nutrients and predators: a press experimentDaniel S Gruner
Department of Zoology, University of Hawai i, Manoa, Hawaii, USA
Oecologia 147:714-24. 2006..This study demonstrates that species composition, biological invasions, and the individuality of species traits may complicate efforts to predict the interactive effects of resources and predation on species diversity in food webs...
- Radioactive rock phosphate: the feed stock of phosphate fertilizers used in PakistanM Tufail
Pakistan Institute of Engineering and Applied Sciences, P O Nilore, Islamabad, Pakistan
Health Phys 90:361-70. 2006The existence of natural radioactivity in phosphate fertilizers originates from the rock phosphate that is used as a feed stock for the manufacturing of various types of phosphate fertilizers...
- Leaching potential of heavy metals (Cd, Ni, Pb, Cu and Zn) from acidic sandy soil amended with dolomite phosphate rock (DPR) fertilizersG C Chen
Department of Natural Resource Science, College of Environmental and Resource Sciences, Huajiachi Campus, Zhejiang University, Hangzhou 310029, China
J Trace Elem Med Biol 20:127-33. 2006..metals (Cd, Ni, Pb, Cu and Zn) from an acidic sandy soil amended with different dolomite phosphate rock (DPR) fertilizers (an application rate of 1% fertilizers) developed from DPR and N-Viro (consisting of biosolids and fly ash) at ..
- Influence of fertilizers applied to a paddy-upland rotation on characteristics of soil organic carbon and humic acidsS W Chang Chien
Department of Environmental Engineering and Management, Chaoyang University of Technology, Wufong Township, Taichung County 41349, Taiwan, Republic of China
J Agric Food Chem 54:6790-9. 2006..Various fertilizer treatments are correlated with turnover rate of SOC and related HAs, which are associated with concerned carbon sequestration as well as mitigation of CO2 emission in the soil environment...
- Phosphorus interception in floodwater of paddy field during the rice-growing season in TaiHu Lake BasinZhijian Zhang
Center of Eco environmental Sciences, College of Environmental and Resource Sciences, Zhejiang University, KuanXian Avenue 268, Hangzhou, Zhejiang Province, 310029, China
Environ Pollut 145:425-33. 2007..No P export was found from the paddy fields, but a retention of 0.65kgha(-1), mainly due to soil P sorption. The results recommend the zero-drainage water management for full-scale areas for minimizing P export...
- [Influence of plant matter and NPK fertilizer on the biology of Aedes aegypti (Diptera: Culicidae)]F Darriet
Institut de recherche pour le developpement IRD, Laboratoire de Lutte contre les Insectes Nuisibles, 911, Avenue Agropolis, BP 64501, 34394 Montpellier Cedex 5, France
Parasite 17:149-54. 2010..These findings could lead to the development of new traps that could attract females mosquitoes and killed hatched larvae if mix with appropriate larvicides...
- Differentiation of nitrous oxide emission factors for agricultural soilsJan Peter Lesschen
Alterra, Wageningen UR, P O Box 47, 6700 AA Wageningen, The Netherlands
Environ Pollut 159:3215-22. 2011..The use of differentiated EFs, including different regional conditions, allows accounting for the effects of more mitigation measures and offers European countries a possibility to use a Tier 2 approach...
- Nutrients can enhance phytoremediation of copper-polluted soil by Indian mustardL H Wu
Institute of Soil Science, Chinese Academy of Sciences, Nanjing 210008, China
Environ Geochem Health 26:331-5. 2004..Thus, a combination of low N and high P produced a yield increase in Indian mustard that was more than adequate to compensate for a slight decrease in Cu concentration, resulting in the highest Cu removal from the contaminated soil...
- [Aedes aegypti oviposition in response to NPK fertilizers]F Darriet
Institut de recherche pour le developpement IRD, Laboratoire de Lutte contre les Insectes Nuisibles LIN, 911, Avenue Agropolis, BP 64501, 34934 Montpellier 5, France
Parasite 15:89-92. 2008b>Fertilizers are mineral associations intended to bring to the plants nutritive complements necessary to their growth. Modern fertilizers (NPK) combine the three basic elements which are the nitrogen (N), phosphorus (P) and potassium (K)...
- Influence of nitrogen fertilizers on the yield and composition of thyme (Thymus vulgaris)Renata Baranauskiene
Department of Food Technology, Kaunas University of Technology, Radvilenucedil pl 19, LT 3028 Kaunas, Lithuania
J Agric Food Chem 51:7751-8. 2003The influence of nitrogen fertilizers on the yield of crop, as well as on the production and composition of the essential oil and some other chemical characteristics of thyme, was investigated...
- The evolving science of chemical risk assessment for land-applied biosolidsRosalind A Schoof
Integral Consulting, Inc, 7900 SE 28th Street, Suite 300, Mercer Island, WA 98040, USA
J Environ Qual 34:114-21. 2005..While risks of chemicals in land-applied biosolids and other residuals need to be periodically re-evaluated, such re-evaluations may take forms other than full risk assessments...
- [Mitigation effect of several controlled-release N fertilizers on ammonia volatilization and related affecting factors]Kejun Sun
College of Resources and Environment, South China Agricultural University, Guangzhou, China
Ying Yong Sheng Tai Xue Bao 15:2347-50. 2004..absorption and soil column leaching methods, this paper studied the behaviors of several controlled-release N fertilizers in soil under laboratory conditions...
- Nitrogen isotope relationships between crops and fertilizer: implications for using nitrogen isotope analysis as an indicator of agricultural regimeAlison S Bateman
School of Environmental Sciences, University of East Anglia, Norwich, UK
J Agric Food Chem 53:5760-5. 2005..Wider implications of using crop delta15N more generally as an indicator of whether synthetic nitrogen fertilizers have been applied to a crop and the possible application and limitations of using crop delta15N as an indicator ..
- Economically optimal nitrogen rate reduces soil residual nitrateNan Hong
Division of Plant Science, University of Missouri, Columbia, MO 65211, USA
J Environ Qual 36:354-62. 2007..Our results suggest that applying the EONR will produce environmental benefits in an economically sound manner, and that continued attempts to develop methods for accurately predicting EONR are justified...
- The feasibility of using delta15N and delta13C values for discriminating between conventionally and organically fertilized pepper (Capsicum annuum L.)Pilar Flores
Departamento Calidad y Garantía Alimentaria, Instituto Murciano de Investigación y Desarrollo Agrario y Alimentario IMIDA, c Mayor s n 30150 La Alberca, Murcia, Spain
J Agric Food Chem 55:5740-5. 2007..All of the treatments involved adding horse manure to the soil before applying different rates of synthetic N fertilizers: 0 (T1 and T2), 150 (T3), and 300 kg ha(-1) (T4)...
- Effects of different N fertilizers on the activity of Glomus mosseae and on grapevine nutrition and berry compositionN Karagiannidis
Soil Science Lab, Technological and Educational Institute of Thessaloniki, 54101, Thessaloniki, Greece
Mycorrhiza 18:43-50. 2007..We studied the effects of different N fertilizers on AM fungal grapevine root colonization and sporulation, and on grapevine growth, nutrition, and berry ..
- Isotopic discrimination as a tool for organic farming certification in sweet pepperFrancisco M Del Amor
Instituto Murciano de Investigacion y Desarrollo Agrario y Alimentario, 30150 La Alberca, Murcia, Spain
J Environ Qual 37:182-5. 2008Organic farming is a form of agriculture that excludes the use of synthetic fertilizers, pesticides, and genetically modified organisms...
- Carbon dioxide efflux from soil with poultry litter applications in conventional and conservation tillage systems in northern AlabamaT Roberson
Dep of Natural Resources and Environmental Sciences, Alabama A and M Univ, Normal, AL 35762, USA
J Environ Qual 37:535-41. 2008..In general, cotton produced with NT conservation tillage in conjunction with PL and winter rye cover cropping reduced CO2 emissions and sequestered more soil C compared with control treatments...
- Nitrogen isotopes as a screening tool to determine the growing regimen of some organic and nonorganic supermarket produce from New ZealandKaryne M Rogers
National Isotope Centre, GNS Science, Lower Hutt, New Zealand
J Agric Food Chem 56:4078-83. 2008....
- Nitrogen additions and microbial biomass: a meta-analysis of ecosystem studiesKathleen K Treseder
Department of Ecology and Evolutionary Biology, University of California, Irvine, CA 92697, USA
Ecol Lett 11:1111-20. 2008..Altogether, these results suggest that N enrichment could reduce microbial biomass in many ecosystems, with corresponding declines in soil CO2 emissions...
- Effects of nitrogen fertilizer application on greenhouse gas emissions and economics of corn productionSeungdo Kim
Department of Chemical Engineering and Materials Science, Michigan State University, East Lansing, Michigan 48824 1226, USA
Environ Sci Technol 42:6028-33. 2008..Therefore, an appropriate NAR could enhance profitability as well as reduce greenhouse gas emissions associated with corn grain...
- Biosolids increase soil aggregation and protection of soil carbon five years after application on a crested wheatgrass pastureBrian M Wallace
Faculty of Land and Food Systems, University of British Columbia, Vancouver, BC, V6T 1Z4 Canada
J Environ Qual 38:291-8. 2009....
- Technical note: nitrogen fertilization effects on the degradation of aged diesel oil in composted drilling wastesWoo Jung Choi
Department of Biosystems and Agricultural Engineering, Institute of Agricultural Science and Technology, Chonnam National University, Gwangju, Korea
Int J Phytoremediation 11:441-50. 2009..3%) and 4Y composts (from 14.3 to 22.6%) that had low initial NH4+ concentrations. Our results show that application of NH4+ -based fertilizers may enhance the degradation of TPH when initial NH4+ concentrations in the compost are low.
- Influence of different organic fertilizers on quality parameters and the delta(15)N, delta(13)C, delta(2)H, delta(34)S, and delta(18)O values of orange fruit (Citrus sinensis L. Osbeck)Paolo Rapisarda
CRA Centro di Ricerca per l Agrumicoltura e le Colture Mediterranee, Corso Savoia 190, Acireale CT, Italy
J Agric Food Chem 58:3502-6. 2010To investigate the influence of different types of fertilizers on quality parameters, N-containing compounds, and the delta(15)N, delta(13)C, delta(2)H, delta (34)S, and delta(18)O values of citrus fruit, a study was performed on the ..
- Changes in cropland topsoil organic carbon with different fertilizations under long-term agro-ecosystem experiments across mainland ChinaChengji Wang
Institute of Resources, Ecosystem and Environment of Agriculture, Nanjing Agricultural University, Nanjing 210095, China
Sci China Life Sci 53:858-67. 2010..into six categories: N (inorganic nitrogen fertilizer only), NP (compound inorganic nitrogen and phosphorus fertilizers), NPK (compound inorganic nitrogen, phosphorus and potassium fertilizers), O (organic fertilizers only), OF (..
- Can δ(15)N in lettuce tissues reveal the use of synthetic nitrogen fertiliser in organic production?Martina Sturm
Department of Environmental Sciences, Jozef Stefan Institute, Jamova cesta 39, SI 1000 Ljubljana, Slovenia
J Sci Food Agric 91:262-7. 2011..treated with synthetic and organic nitrogen fertilisers (single or split application). The effect of combined usage of synthetic and organic fertilisers on δ(15)N was also investigated...
- Solid-state fermentation of agro-industrial wastes to produce bioorganic fertilizer for the biocontrol of Fusarium wilt of cucumber in continuously cropped soilLihua Chen
Jiangsu Key Laboratory for Solid Organic Waste Utilization, Nanjing Agricultural University, Nanjing 210095, China
Bioresour Technol 102:3900-10. 2011..fermented by inoculation with Trichoderma harzianum SQR-T037 (SQR-T037) for production of bioorganic fertilizers containing SQR-T037 and 6-pentyl-α-pyrone (6PAP) to control Fusarium wilt of cucumber in a continuously ..
- Influence of N doses and form on ¹⁵N natural abundance of pepper plants: considerations for using δ¹⁵N values as indicator of N sourcePilar Flores
Instituto Murciano de Investigacion y Desarrollo Agrario y Alimentario, La Alberca, Murcia 30150, Spain
J Sci Food Agric 91:2255-8. 2011..To this end, different N concentrations (applied as NO(3) (-) ), N forms (NO(3) (-) versus NH(4) (+) ), and increasing NO(3) (-) applications to an organic N-based fertilization regime were studied...
- Differential responses to guano fertilization among tropical tree species with varying functional traitsHillary S Young
Department of Biology, Stanford University, 371 Serra Mall, Stanford, California 94305, USA
Am J Bot 98:207-14. 2011....
- Nitrogen isotopic signature of vegetables from the Slovenian market and its suitability as an indicator of organic productionMartina Sturm
Department of Environmental Sciences, Jozef Stefan Institute, Ljubljana, Slovenia
Isotopes Environ Health Stud 47:214-20. 2011..The results obtained indicate that the method has several limitations. Hence, δ(15)N could be a reliable indicator for organic production, but nevertheless, the conclusion has to be validated by background information...
- Trace elements in soils fertilized with poultry litterG Gupta
School of Agricultural and Natural Sciences, University of Maryland Eastern Shore, Princess Anne 21853, USA
Poult Sci 78:1695-8. 1999..Arsenic, Cd, Cu, and Mn concentrations were higher in the manured fields than in the control fields. Lead and Zn concentrations did not significantly change with the application of poultry litter...
- Ammonia volatilization from surface-applied poultry litter under conservation tillage management practicesR R Sharpe
Southern Piedmont Conservation Research Unit, USDA ARS, 1420 Experiment Station Road, Watkinsville, GA 30677, USA
J Environ Qual 33:1183-8. 2004..Application of poultry to conservation-tilled cropland immediately before rainfall events would reduce N losses to the atmosphere but could also increase NO(3) leaching and runoff to streams and rivers...
- Microbial diversity associated with odor modification for production of fertilizers from chicken litterJulie J Enticknap
Center of Marine Biotechnology, Columbus Center Suite 236, 701 E Pratt Street, Baltimore, MD 21202, USA
Appl Environ Microbiol 72:4105-14. 2006..This system enables the odor production of individual isolates to be monitored, allowing for rational selection of strains for augmentation experiments to improve the odor of the final fertilizer product...
- The future of anaerobic digestion and biogas utilizationJ B Holm-Nielsen
Esbjerg Institute of Technology, Aalborg University, Esbjerg, Denmark
Bioresour Technol 100:5478-84. 2009..At least 25% of all bioenergy in the future can originate from biogas, produced from wet organic materials such as: animal manure, whole crop silages, wet food and feed wastes, etc...
- Characterization of novel subcellular structures in Arabidopsis thalianaErnest Y Kwok; Fiscal Year: 2013..Crops can be genetically modified to produce food that is more nutritious and to require less chemical fertilizers and pesticides...
- Jaymie R Meliker; Fiscal Year: 2014..In addition to the natural levels in soil, increased application of phosphate fertilizers and sewage sludge to cropland beginning in the latter half of the late 20th century resulted in increased ..
- A systems approach to regulatory networks controlling N-assimilationGloria M Coruzzi; Fiscal Year: 2012..testing how perturbations of the "system" may be used to enhance N-use efficiency, which impacts energy-use (fertilizers/biofuels), nitrate contamination of the environment and human nutrition...
- Arabidopsis N-regulatory network dynamics: Integrating metabolome &transcriptomeAMY J MARSHALL COLON; Fiscal Year: 2012..modeling, predicting and testing how perturbations of the "system" may be used to enhance N-use efficiency, which impacts energy-use (fertilizers/biofuels), nitrate contamination of the environment and human nutrition.
- Naturally Occurring Agent for Alcohol Liver DiseasesYUE WEI LEE; Fiscal Year: 2003..of the collection, processing, extraction, and contamination control (insecticides, herbicides, and chemical fertilizers) of the seed of Milk Thistle; (2) optimize the analytical HPLC conditions for qualitative and quantitative ..
- ENVIRONMENTAL HEALTH CONFERENCE FOR THE MIDDLE EASTBARRY LEVY; Fiscal Year: 1992..chemicals used and produced by the petrochemical industry; the agricultural use of chemical pesticides and fertilizers; deteriorating conditions due to overcrowding, air pollution, and poor sanitation in cities; food contamination;..
- EPIDEMIOLOGY OF PARKINSONS DISEASE AND FARM RISK FACTORSDaniel Strickland; Fiscal Year: 1999..fungicides, and rodenticides); 2) occupational exposures (farm and non-farm) to other agents, including fertilizers, animal-related exposures, specific solvents, fuel and engine exhaust, lubricating and hydraulic fluids, ..
- Use of an Amphibian as an Alternative Model to Evaluate Effects of Contaminants oMichelle Boone; Fiscal Year: 2008..unreadable] [unreadable] [unreadable]..
- INDUSTRIAL HYGIENE TRAINING PROGRAM - ERGONOMICS SUPPLEMENTStephen Reynolds; Fiscal Year: 2006..unreadable] [unreadable] [unreadable]..
- Aptamer-based Microarray for the Detection of Environmental AllergensJordan Peccia; Fiscal Year: 2008..unreadable] [unreadable] [unreadable]..
- Comparative In Vivo Biodistribution of Characterized Manufactured NanomaterialsNancy A Monteiro Riviere; Fiscal Year: 2010..These coordinated studies will provide data to link physical chemical characterizations to in vivo MNM disposition. ..
- NEW METHODS FOR EVAL OF ORGANIC DUST AEROSOLSStephen Reynolds; Fiscal Year: 2006....
- Flavonoid Modulation of Epithelial Migration and Signal*NORMAN HORD; Fiscal Year: 2004..Ultimately, this research will provide critical information necessary for specific and rational dietary recommendations to decrease colon cancer risk in humans. ..
- ETHANOL, INSULIN/IGF SIGNALING AND NEURONAL MIGRATIONSuzanne de la Monte; Fiscal Year: 2008..abstract_text> ..
- Modulation by dioxin of ovarian estrogen synthesisREINHOLD HUTZ; Fiscal Year: 2002..This AREA will serve as a "seed grant" to produce preliminary data and assist us in deciding the course of action to pursue in a R01 application. ..