Comparative study of effect on immune efficiency toNewcastle disease with fifteen intensifiers
TIAN Shu-yao, YANG Yu, HU Yue, WU Zhi-wei, ZHANG Zi-hui, YUAN Yan-yang, LI Fu-gui
Journal of Tianjin Agricultural University . 2020, (1): 50 -52 .  DOI: 10.19640/j.cnki.jtau.2020.01.011