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湖北省当阳市实用技术研究所去年5月份投资400元,在后院建池养殖黄鳝10平方米,至今年3月,起商品鳝162公斤,以每公斤20元的售价卖给邻近的沙市洪门菜场,获利3240元。4月份又出售黄鳝种苗获利500余元。两项合计纯利3740元。实为低本高效的城乡庭院经济模式,其特点如下: 一、建池科学:池底建有越冬巢,泥面设有温差缓冲带(即进水处设一深水带,使其新水与老水温差预先平衡),冬夏无碍,
Dangyang City, Hubei Province Institute of Practical Technology invested 400 yuan last May, built in the backyard eel aquarium breeding 10 square meters, in March this year, from the commodity eel 162 kilograms, the price of 20 yuan per kilogram sold to the neighboring Shashi Hongmen market, profit 3240 yuan. April sale of eel seedlings profit of more than 500 yuan. Two total net profit of 3740 yuan. In fact, the low-cost and efficient urban and rural courtyard economic model, the characteristics are as follows: First, the construction of pool science: the bottom of the pond built with a winter nest, the mud surface with a temperature buffer zone (ie water set a deep water, make its new water and The old water temperature difference in advance), winter and summer is not obstructed,