一、重视虾苗中间培育：在生产过程中，罗氏沼虾刚淡化的虾苗体长仅0.8厘米，直接放入露天虾池中养殖，因虾苗个体太小，觅食活动能力和对环境适应能力都很差，经不起寒流袭击，往往养殖成活率很低。同时，因放养时间推迟，严重制约罗氏沼虾的出池规格。如进行池塘（土池、水泥 First, pay attention to the middle of shrimp cultivation: In the production process, the freshwater shrimp just desalinated shrimp body length of only 0.8 cm, directly into the open shrimp pond culture, because shrimp individual is too small, foraging activity and the environment Adaptability are poor, can not withstand the cold attack, often breeding low survival rate. At the same time, due to stocking delays, a serious constraint on the production of rosenbergii Macrobrachium specifications. Such as the pond (soil pool, cement