[Risk Assessment of Snail Output Via the Mud Balls of Transplanted Seedlings in a Nursery Stock Park in Middle Region of Zhejiang Province]. - Xie J; Wen LY; Zhu KJ; Yan XL; Jiang NM; Lin LJ; Shao FY; Zhang JF; Yu LL; Du HJ (Zhongguo ji sheng chong xue yu ji sheng chong bing za zhi = Chinese journal of parasitology & parasitic diseases, 2016)