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[ Publicado en: Journal of Veterinary Research ]
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The usefulness of faecal phosphorus and nitrogen in interpreting differences in live-mass gain and the response to P supplementation in grazing cattle in arid regions

1996

Grant, C.C. | Biggs, H.C. (Directorate of Veterinary Services, Windhoek (Namibia)) | Meissner, H.H. | Basson, P.A.

National Department of Agriculture, Agricultural Information Centre - South Africa