译 名：
Characters of Boby Weight of Lamb in Cold and Warm Seasons
作 者：
YE Cheng-jnu(Qinghai Academy of Animal and Veterinary Sciencls,Xining,810016)
关键词：
Lamb in this year;Body weight;Cold season;Warm season
摘 要：
20 Lamb in this year were selected and used to determinl the body weight in chengduo county,yushu Prefectuse.The results showed that the body weight of lamb increased 4.25kg from the end of summer to the end of autumn,and decreased 5.79kg from the end of autumn to the end of spring of next year.The body weight of lamb decreased 1.64kg and the rate of decrease body weight was 6.5% in the entire observation period.
