罗氏沼虾在养殖过程中,伴有不断的蜕壳过程,蜕壳后的软壳虾在一段时间内活动能力极差,易受敌害生物和同类的残食,为此要求在养虾池中培植一定面积的隐蔽物,供虾隐蔽蜕皮和栖息。 实践证明,在养虾已有1—2年的池中,水生植物资源相应会受到一定的破坏,培植占养虾总面积15％—20％的水浮萍,能产生良 Macrobrachium rosenbergii in the breeding process, accompanied by a constant process of molting, shell molluscs after crusting activity in a period of time very poor, vulnerable to enemy organisms and similar residual food, for which the requirements in the shrimp pond Cultivate a certain area of ​​the hidden objects for the hidden shrimp molting and habitat. Practice has proved that in shrimp has 1-2 years of the pool, the corresponding aquatic plant resources will be subject to some damage, cultivation of shrimp accounted for a total area of ​​15% -20% of duckweed, can produce good