Página 93 - Alimentación de ganado bovino con dietas altas en granos

Bibliografía 91
NebGuide. Cooperative Extension Service
College of Agriculture, University of Ne–
braska, Lincoln G 73-52.
Williams, A. G. and G. S. Coleman. 1988. The
rumen protozoa. In: P. N. Hobson (Ed.)
The Rumen Microbial Ecosystem. pp 77-
128. Elservier Applied Science. London
and New York.
Williams, P. E. V. and C.J. Newbold. 1990. Rumen
probiosis. The effect ofnovel microorganisms
on fumen fermentation and ruminant
productivity. University of Nothingham,
School of Agriculture (Ed.) in: Recent Ad–
vanees in animal nutrition. 211-227 p.
Woods, W. and W. Tolman. 1969. Urea, soybean–
meal as supplements. Nebraska Beef Re–
pon EC 69-128.
Zambrano, R. G. 1986. Aspectos generales sobre
engorda de ganado. Memoria del Semina–
rio Engorda de Bovinos en Corrales. Cen–
tro de Ganadería 62 Aniversario, Colegio
de Postgraduados, Chapingo, México.