饲料对大瓶螺生长和繁殖的影响叶奕佐，杜健鹰，王苹萍，韩育章，叶嵘（湖北省水产科学研究所，武汉４３００７１）一、材料和方法试验用大瓶螺（Ａｍｐｕｌｌａｒｉａｇｉｇａｓ）全部自养自给。青饲料在试点附近采集或种植，精饲料为肉鸭（第１、２次试验）和育肥猪（第... Effects of Feed on Growth and Reproduction of Ampullaria sativa YE Yi-zuo, DU Jian-hao, WANG Ping-ping, HAN Yu-zhang, YE Rong (Hubei Institute of Fisheries Science, Wuhan 430071) Ⅰ. Materials and Methods All ampullariagigas were fully autotrophic and self-sufficient. Green feed collected or planted near the pilot, the fine feed for the meat ducks (first and second trials) and fattening pigs (...