近几年在我国栉孔扇贝养殖业中出现了单产降低、品质下降、大面积死亡问题 ,其主要原因是缺少生长快、品质优、抗逆能力强的养殖新品种。对于养殖贝类来说 ,性成熟往往导致生长抑制、抗逆性下降和肉质下降。目前广泛开展的多倍体贝类研究的主要目的是产生不育的三倍体 ,充分利? In recent years, the scallop farming in China has emerged to reduce yields, declining quality, large-scale death problems, the main reason is the lack of fast-growing, high quality, strong resistance to breeding new varieties. For cultured shellfish, sexual maturation often leads to growth inhibition, reduced resistance and reduced flesh quality. The main purpose of the current polyploid shellfish research is to generate sterile triploids, fully profitable?