河蟹早期的营养供应非常关键,是决定最终能否养成大规格的重要因素。早期提供充足的营养和矿物质,能增加河蟹前期脱壳次数,有助于养成大规格河蟹。1.在早期养殖中,必须保证有足够的动物性蛋白。投喂小鱼或高品质的配合饲料,或添加其他优质蛋白,是保证河蟹早期动物营养的重要途 Early crab nutrition supply is critical, is to decide whether the final large-scale development of an important factor. Early provision of adequate nutrition and minerals, can increase the number of pre-crab shelling, help to develop large-scale crab. 1. In early breeding, must ensure that there are enough animal protein. Feeding small fish or high-quality compound feed, or add other high-quality protein, is an important way to ensure early animal nutrition crabs