%0 Journal Article
%T 
%D 2021
%R 10.15906/j.cnki.cn11-2975/s.20211513
%J China Feed
%P 64-67
%V 1
%N 15
%X 
%U http://journal.chinafeed.com.cn/EN/10.15906/j.cnki.cn11-2975/s.20211513