对美国硬壳蛤亲贝进行了人工育苗试验。通过对育苗期各阶段的观察测定,对温度、饵料、水质、盐度等方面进行了研究。2004年6月21日共获得稚贝总量15．03亿粒。 Artificial seedling experiment was carried out on American shellfish clam. Through the observation and determination of various stages of seedling raising, the aspects of temperature, food, water quality, salinity and so on were studied. June 21, 2004 a total of 1.501 billion juveniles were obtained.