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The agricultural environment of eastern and southern Africa and its use
Beets, W.C. Elsevier Science Ltd 1978 p.5-24
Agriculture and conservation - ecological and social aspects
Hampicke, U. Elsevier Science Ltd 1978 p.25-42
Singh, B.; Biswas, C.R.; Sekhon, G.S. Elsevier Science Ltd 1978 p.57-64
Limitations of guidelines governing rates of application of pig manure to land
Hilliard, E.P.; Pearce, G.R. Elsevier Science Ltd 1978 p.65-75
Characteristics of slurry from fattening pigs, and comparison with slurry from laying hens
Evans, M.R.; Hissett, R.; Smith, M.P.W.; Ellam, D.F. Elsevier Science Ltd 1978 p.77-83
Sensitivity of trout to chronic and acute exposure to selenium
Gissel Nielsen, M.; Gissel-Nielsen, G. Elsevier Science Ltd 1978 p.85-91