Evaluation of the antiviral effect of four plant polysaccharides against duck circovirus

Xiangkun Wang, Shuyu Zhang, Hongqi Shang, Cheng Wang, Fan Zhou, Yong Liu, Yunxuan Jiang, Panpan Gao, Ning Li, Defeng Liu, Mingyue Shen, Rui‐Liang Zhu, Youfei Shi, Kai Wei