(一)选择品种第一,根据河蟹对水草利用的优越性,确定移植水草的种类和数量,一般以沉水植物和挺水植物为主,浮叶和漂浮植物为辅;第二,根据河蟹的食性移植水草,可多栽培一些河蟹喜食的苦草、轮叶黑藻、细金鱼藻,其他品种水草适当少移植,起到调节互补作用,这对改善池塘水质、增加 (A) the choice of species First, according to crab on the superiority of the utilization of aquatic plants to determine the type and quantity of transplanting aquatic plants, generally submerged plants and emergent plants, floating leaves and floating plants supplemented; second, according to crab Of transplanting aquatic plants can be more cultivated some of the crabs eat bitter grass, Hydrilla verticillata, fine algae algae, other varieties of plants less appropriate transplanted play a complementary role in regulating the pond water quality, increase