%0 Journal Article
%T 
%D 2021
%R 10.15906/j.cnki.cn11-2975/s.20210211
%J China Feed
%P 41-44
%V 1
%N 2
%X 
%U http://journal.chinafeed.com.cn/EN/10.15906/j.cnki.cn11-2975/s.20210211