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Environmental performance indicators for nitrogen
1998
Hanegraaf, M.C. (Centre for Agriculture and Environment, P.O. Box 10015, 3505 AA Utrecht (Netherlands))
Modelling the fate and behaviour of lipophilic organic contaminants in lactating dairy cows
1999
Sweetman, A.J. | Thomas, G.O. | Jones, K.C. (Environmental Science Department, Institute of Environmental and Natural Sciences, Lancaster University, Lancaster LA1 4YQ (United Kingdom))
The effect of papermill wastewater and organic amendments on sodium accumulation by potted cottonwoods
1996
Howe, J. | Wagner, M. (Northern Arizona School of Forestry, 2500 South Pine Knoll Drive, Flagstaff, AZ 86011-5018 (USA))
The manure model: manure, minerals (N, P and K), ammonia emission, heavy metals and the use of fertiliser in Dutch agriculture
1998
Oudendag, D.A. | Luesink, H.H. (Agricultural Economics Research Institute [LEI-DLO], The Hague (Netherlands))
Environmental impacts of different nitrogen inputs on dairy farms and implications for the Resource Management Act of New Zealand
1998
Ledgard, S.F. | Crush, J.R. | Penno, J.W. (AgResearch, Ruakura Research Centre, Private Bag 3123, Hamilton (New Zealand))
Focus on emission factors: a sensitivity analysis of ammonia emission modelling in the Netherlands
1998
Leneman, H. | Oudendag, D.A. | Hoek, K.W. van der | Janssen, P.H.M. (Agricultural Economics Research Institute [LEI-DLO], The Hague (Netherlands))
Leptospirosis
1993
Ellis, W.A. | McDowell, S.
