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皋兰县近年推广春小麦与大豆、洋芋或胡萝卜实行间套,小麦亩产300～350公斤,亩产大豆50～200公斤、洋芋750～1500公斤,胡萝卜可达1500～2000公斤。全县由1987年的539亩发展到1991年的32795亩,5年累计套种面积45047亩,增加经济收入360.4万元,既改革了耕作制度、提高了土地的利用率,又用养地相结合,小倒茬防病,已成为我县发展粮食生产和挖掘水地增产潜力的一条经济有效、切实可行的途径。其主要栽培技术如下:一.选好地块、茬口,精细整地,施足底肥。选择地势平坦、灌水方便的地块,前茬以洋芋、豆类、玉米、胡麻、蔬菜茬为佳。在前作物收获后,及时耕翻灭茬,灌足冬水,封冻前和解冻后及时镇
Gaolan County in recent years to promote the implementation of spring wheat and soybean, potato or carrot intercropping, wheat per mu 300 to 350 kg, 50 to 200 kg per mu of soybean, potato 750 to 1500 kg, carrots up to 1500 to 2000 kg. The county from 539 acres of development in 1987 to 32795 acres in 1991, five years total area of 45047 acres of intercropping, an increase of 3.644 million yuan in economic income, both to reform the farming system and improve the utilization of land, but also with the combination of raising , A small fall in disease prevention, has become my county to develop food production and tap water potential productivity increase of a cost-effective and practical way. The main cultivation techniques are as follows: a. Selected plots, stubble, fine preparation, Shi enough fertilizer. Select the flat, convenient irrigation plots, before the crop with potato, beans, corn, flax, vegetable stubble better. After the harvest of the former crop, timely tillage stubble, irrigation foot winter water, frozen and thawed promptly after the town