Foraging in a landscape mosaic: selection for energy and minerals in free-ranging cattle.

Autor: Wallis de Vries MF; Department of Terrestrial Ecology and Nature Conservation, Wageningen Agricultural University, P.O. Box 8080, NL-6700 DD, Wageningen, The Netherlands., Schippers P; Department of Theoretical Production Ecology, Wageningen Agricultural University, P.O. Box 430, NL-6700 AK, Wageningen, The Netherlands.

Publikováno v: Oecologia [Oecologia] 1994 Nov; Vol. 100 (1-2), pp. 107-117.