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结果 1-10 的 46
Reducing the impact of crop nutrients on the environment
1993
Steen, I. | Williams, T. (European Fertilizer Manufacturers Association, Brussels (Belgium))
Energy, liquid mineral ammonium fertilizer and potting compost out of liquid manure : a first full-scale demonstration plant
1992
Vom Baur, M. | Baack, H. (Schwarting GmbH, Flensburg (Germany))
Residual effects of N fertilization on soil-water chemistry and ground vegetation in a Swedish Scots pine forest
1998
Nohrstedt, H.O. (SkogForsk, Uppsala Science Park, S-751 83 Uppsala (Sweden))
Episodic behaviour of nitrate in runoff during six years of nitrogen addition to the NITREX catchment at Gardsjon, Sweden
1998
Moldan, F. | Wright, R.F. (Swedish Environmental Research Institute, Gothenburg, Sweden and Norwegian Institute for Water Research, Oslo (Norway))
Environmental hazards of nitrogen loading in wetland rice fields
1998
Ghosh, B.C. | Ravi Bhat (Agricultural and Food Engineering Department, Indian Institute of Technology, Kharagpur 721 302 (India))
Nitrogen enrichment of European inland and marine waters with special attention to Danish policy measures
1998
Iversen, T.M. | Grant, R. | Nielsen, K. (National Environmental Research Institute (Denmark))
Application of nitrogen in production and post-production systems of agriculture and its effect on environment in India
1998
Shukla, B.D. | Misra, A.K. | Gupta, R.K. (Central Institute of Agricultural Engineering, Nabi Bagh, Berasia Road, Bhopal-462038 (India))
The uptake of cadmium and zinc by the bird-cherry oat aphid Rhopalosiphum padi (Homoptera: Aphididae) feeding on wheat grown on sewage sludge amended agricultural soil
1997
Merrington, G. | Winder, L. | Green, I. (School of Conservation Sciences, Bournemouth University, Talbot Campus, Poole, Dorset, BH12 5BB, UK)
Effects of rooting medium and fertilizer rate on response of white clover to tropospheric ozone
1996
Heagle, A.S. | Miller, J.E. (Plant Pathology Department, USDA-ARS, North Carolina State University, Raleigh, NC 27695 (USA))
Effects of elevated CO2, nitrogen supply and tropospheric ozone on spring wheat. I. Growth and yield
1996
Fangmeier, A. | Gruters, U. | Herstein, U. | Sandhage-Hofmann, A. | Vermehren, B. | Jager, H.J. (Institut fur Pflanzenokologie, Heinrich-Buff-Ring 38, D-35392 Giessen (Germany))
