蟹苗培育幼蟹过程中，有相当数量的个体当年即达到性成熟．如果继续留养，第二年将难以脱壳而大量死亡，直拓影响经济效益；如何控制和减少幼蟹性早熟的出现，近几年，我们经过反复摸索，在实践中取得了一些成功经验。1．稳定池塘中的幼蟹密度首先提高下塘的蟹苗质量，延长其淡 Crab nursery larvae in the process of crabs, a considerable number of individuals that year to reach sexual maturity. In the second year, it will be hard to be sheared and a large number of deaths will be caused. The direct profit will have an impact on economic benefits. How to control and reduce the occurrence of precocious puberty in juvenile crabs, and in recent years, we have made some successful experiences in practice in recent years . 1. Stable pond density of crabs in the first pond to improve the quality of crabs, to extend its light