Research on Rhizoma Polygoni Cuspidati Against Newcastle Disease Virus
ZHAO Zeng-cheng;FU Jian;LI Ying;LIN Shu-qian;LI Gui-ming;HUANG Zhong-li;FENG Min-yan;SONG Min-xin;Poultry Institute;Shandong Academy of Agricultural Sciences;Shangdong Hao Tai technology Pham aceutical Co.Ltd;