Investigation on the deficiency of vitamins and trace elements of dairy cows in intensive cattle farms in Heilongjiang Province
Yu Hongyi
Zhang Cuiyu
Qian Weidong
Zhao Chang
Zhang Hongyou
Xia Cheng
Machine-generated Keywords：
Publication Date：2020-09-15
Online Publishing Date：2025-08-15(First online date of this platform, not the publication date of the document)
Pages：4( 42-45 )