根据近几年民权县河蟹池塘养殖情况,池塘生态养殖河蟹亩纯收益可达3000元以上,比养殖普通鱼每亩多收入1500元,并且投资较普通鱼少,产品无公害。这给当前低迷的水产业带来一线希望。下面就河蟹池塘生态养殖新技术介绍以下,供大家参考。 According to the breeding situation of river crab ponds in civil rights counties in recent years, net income of crabs and ponds in ecological culture of ponds can reach more than 3,000 yuan, more than 1,500 yuan more than that of ordinary muscovites. The investment is less than ordinary fish, and the products are not polluted. This gives a glimmer of hope to the current downturn in aquaculture. The following crab pond ecological breeding new technology introduced below, for your reference.