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为调整水产品养殖结构,开辟新的农民增收途径,2005年我们在吴忠市利通区灵北村利用连片的30亩稻田进行稻田养蟹试验,取得了蟹、稻双丰收的理想效果,为大面积推广积累了成功经验。一、田块选择与田间工程1．田块选择稻田面积30亩,稻田的肥力水平中下,排灌方便,保水性好。水源为黄河水,水量充足且无污染。2．开挖蟹沟为给河蟹提供充足
In order to adjust aquaculture structure and open up a new way for farmers to increase their incomes, we used the contiguous 30-acre paddy field to conduct crab-farming experiments in 2005 in Lingbei Village, Litong District, Wuzhong City and achieved the ideal effect of double-harvesting crab and rice. Area promotion has accumulated successful experience. First, field selection and field engineering 1. Field selection paddy field area of 30 acres, the fertility level of rice in the lower, drainage and irrigation convenience, good water retention. The water source is the Yellow River, with plenty of water and no pollution. 2. Crab dug excavation to provide adequate crabs