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青虾现已成为我国重要的淡水养殖对象,优化养殖结构的主要品种,近几年来出现了快速发展的势头。但由于当年放养的虾苗秋季需要繁殖,因而在青虾养殖过程中,存在大小虾同池,小规格虾比例过大的矛盾,严重影响了青虾养殖的规格质量和经济效益,成为青虾养殖发展上的一大制约因素,也是广大养殖户最感头痛的技术难题。如何解决这一技术难题,笔者根据多年的经
Freshwater shrimp has now become an important freshwater aquaculture object in China, optimizing the main varieties of aquaculture structures. In recent years, the trend of rapid development has emerged. However, since the shrimp stocking stocked in the current year needs to be propagated in autumn, there is a contradiction between large shrimp size pool and small size shrimp size during the culture of freshwater shrimp, which seriously affects the quality and economic benefits of the shrimp culture, A major constraint on the development of aquaculture, but also the majority of farmers most affected the technical problems. How to solve this technical problem, the author based on years of experience