罗氏沼虾苗中间培育是养殖过程中的一个重要环节。罗氏沼虾刚淡化的苗种体长 0 .8ｃｍ ,直接放入露天虾池中养殖 ,若孵化池和养虾池水温温差悬殊 ,再因虾苗个体小 ,觅食活动能力和对环境的适应能力差 ,经不起寒流袭击 ,往往养殖成活率低 ,同时因放养时间推迟 ,严重制约罗氏沼虾 Macrobrachium rosenbergii cultivation is an important part of the breeding process. Macrobrachium rosenbergii desalination of the seed body length 0. 8cm, directly into the open shrimp pond culture, if the temperature difference between hatching pond and shrimp pond water temperature, and then due to small individual shrimp, foraging activity and adaptation to the environment Poor ability to stand the cold attack, the breeding rate is often low, at the same time due to stocking delay, a serious constraint to Macrobrachium