贺兰山岩羊种群结构的季节性变化

余玉群　郭松涛　白庆生　李志刚　胡天华　吕海军

The Seasonal Change of Blue Sheep Population

YU Yuqun GUO Songtao BAI Qingsheng LI Zhigang HU Tianhua LU Haijun

. 2004, (3): 200 -204 .