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Результаты 1-10 из 47
Corn response to six annual Cu-enriched pig manure applications to three soils.
1988
Gettier S.W. | Martens D.C. | Kornegay E.T.
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))
An explanation for the apparent losses of metals in a long-term field experiment with sewage sludge
1989
McGrath, S.P. | Lane, P.W. (AFRC Institute of Arable Crops Research, Rothamsted Experimental Station, Harpenden, Hertfordshire AL5 2JQ (UK))
Consequences of new scientific findings for future abatement of ammonia emissions
1998
Erisman, J.W. | Monteny, G.J. (ECN, P.O. Box 1, 1755 ZG Petten (Netherlands))
Analysis of environmental policy measures aimed at reducing nitrogen leaching at the farm level
1998
Hasler, B. (National Environmental Research Institute, Department for Policy Analysis, P.O. Box 358, 4000 Roskilde (Denmark))
Recovery of valuable nitrogen compounds from agricultural liquid wastes: potential possibilities, bottlenecks and future technological challenges
1998
Rulkens, W.H. | Klapwijk, A. | Willers, H.C. (Wageningen Agricultural University (WAU), Wageningen (Netherlands))
Mineral accounting: the way to combat eutrophication and to achieve the drinking water objective
1998
Brandt, H.M.P. van den | Smit, H.P. (Ministry of Agriculture, Nature Management and Fisheries, Den Haag (Netherlands))
A study of the influence of sewage sludge fertilization on the concentrations of PCDD/F and PCB in soil and milk
1994
McLachlan, M.S. | Hinkel, M. | Reissinger, M. | Hippelein, M. | Kaupp, H. (Ecological Chemistry, University of Bayreuth, 95440 Bayreuth (Germany))
The effect of liming and correction fertilization on heavy metal and macronutrient concentrations in soil solution in heavy-metal polluted scots pine stands
1999
Derome, J. | Saarsalmi, A. (Rovaniemi Research Station, Finnish Forest Research Institute, P.O. Box 16, FIN-96301 Rovaniemi (Finland))
