5WALZ L S,WHITE T W,FERNANDEZ J M,et al.Influence of energy and protein supplementation on growth rate,empty body composition and ruminal and blood metabolites of goat kids fed hay diets[J].The Professional Animal Scientist,2003,19(4):297-303.
6YAGOUB Y M,BAB1KER S A.Effect of dietary energy level on growth and carcass characteristics of female goats in Sudan[J].Livestock Research for Rural Development,2006,20(12):202.
7SAHLU T,FERNANDEZ J M,LU C D,et al.Dietary protein level and ruminal degradability for mohair production in Angora goats[J].Journal of Animal Science,1992,70:1526-1533.
8SHAHJALAL M,GALBRAITH H,TOPPS J H.The effect of changes in dietary protein and energy on growth,body composition and mohair fiber characteristics of British Angora goats[J].Animal Production,1992,54:405-412.
9LUGINBUHL J M,POORE M H.Performance of goats fed hay and varying levels of grain[J].Journal of Animal Science,1999,77(S1):25.
10PRIETO I,GOETSCH A L,BONSKALIEVA V,et al.Effects of dietary protein concentration on postweaning growth of Boer crossbred and Spanish goat wethers[J].Journal of Animal Science,2000,78 (9):2275-2281.
