Wilson, P. N.
Improved feeding of cattle and sheep a practical guide to modern concepts of ruminant nutrition P. N. Wilson and T. D. A. Brigstocke - London Granada 1981 - 238 p. ill. 24 cm
Ruminants--Feeding and feeds
Improved feeding of cattle and sheep a practical guide to modern concepts of ruminant nutrition P. N. Wilson and T. D. A. Brigstocke - London Granada 1981 - 238 p. ill. 24 cm
Ruminants--Feeding and feeds