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五、蓄水覆盖丰产沟集优种植开发模式主要适宜黄土高原地区极易引起水土流失的坡耕地。这是山西省晋中地区,把传统耕作技术与现代科学技术相结合,而创造的一种蓄水保土新模式。山西省太谷县土郊院村,地处边山丘陵,过去每年都要吃返销粮,自推广蓄水覆盖丰产沟开发模式后,不仅解决了温饱问题,还开始向国家交售商品粮。1990年与1986年相比,粮食总产由1.3万公斤,增加到7.4万公斤,亩产由100多公斤增加到600多公斤,人均纯收入由90
V. Impoundment coverage Fengjiujiujiu planting and development mode is mainly suitable for the Loess Plateau easily lead to soil erosion slope farmland. This is a new model of water and soil conservation created by integrating traditional farming techniques with modern science and technology in Jinzhong, Shanxi Province. Tujia Village, Taigu County, Shanxi Province, is located in the hills and hills. In the past, it had to go back and sell grain every year. Since the promotion of water storage covering the mode of developing Fengzhanggou, it not only solved the problem of food and clothing, but also started to sell commodity grain to the country. Compared with 1986, the total grain output increased from 13,000 kg to 74,000 kg in 1990 and from more than 100 kg to more than 600 kg per mu. Net income per capita increased from 90