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近几年来 ,随着河蟹养殖业的飞速发展 ,苗种需求量日趋增大。如何有效控制亲蟹胚胎发育 ,解决河蟹多茬育苗的亲蟹来源问题 ,已成为人们关注的焦点。一些科研和生产技术人员 ,提出了不少延缓亲蟹胚胎发育速度的方法和措施 ,但由于种种因素的制约 ,效果总是不太理想。 2 0 0 1年
In recent years, with the rapid development of crab aquaculture, seed demand is increasing. How to effectively control the development of crab embryos and solve the problem of the origin of crabs of crab crab breeding have become the focus of people’s attention. Some scientific research and production technicians have put forward many methods and measures to delay the development of crab embryos. However, due to various factors, the effect is not always satisfactory. 2001