Abstract:Nutrition and energy use by giant pandas in Xiangling Mountains was studied in Yele Natural Reserve,Mianning County of Sichuan Province from 1994 to 1996.Results indicated that giant pandas digested not only crude protein and crude fat,but also partial hemicellulose.Digestibility for crude protein,crude fat and hemicellulose was 61.5%,50.3% and 23.3% respectively while they ate leaves and stems.The digestibility were 71.9%,61.5% and 29.6% respectively while they took bamboo shoots only.The digestibility for...