%0 Journal Article
%T 
%D 2021
%R 10.15906/j.cnki.cn11-2975/s.20210412
%J China Feed
%P 44-47
%V 1
%N 4
%X 
%U http://journal.chinafeed.com.cn/EN/10.15906/j.cnki.cn11-2975/s.20210412