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1精细整地,施足底肥,防治地下害虫选择地势平缓,土层深厚,土质疏松,肥力中等的黄绵土或绵沙土较为理想。前茬作物以禾谷类和豆科作物为宜,切忌重茬,也不能与茄科类(番茄、辣椒、茄子、烟草)轮作。整地要在头一年秋,前作物收获完毕清除田间根茬及其他杂物后深翻20～25cm,并随即耙耱收墒,次年播种前再耕15cm,施入充分腐熟的优质农家肥2.25万～3.00万kg/hm2,尿素2700kg/hm2,二铵2250kg/hm2,硫酸钾270kg/hm2,同时加施40%的毒死蜱或10%的
A fine preparation of soil, plant foot fertilizer, prevention and control of underground pests selection of flat terrain, deep soil, loose soil, medium fertility of loess or stretch of sand is ideal. Crops before the crop to cereals and leguminous crops is appropriate, avoid cropping, nor with Solanaceae (tomato, pepper, eggplant, tobacco) rotation. In the first year of land preparation, harvesting should be done 20 to 25 cm deep before removing the stubble and other sundries in the autumn and before the first year of harvest. Then the rake will be harvested and the soil will be tilled for 15 cm before the next planting. Million ~ 3 million kg / hm2, urea 2700kg / hm2, diammonium 2250kg / hm2, potassium sulfate 270kg / hm2, while adding 40% of chlorpyrifos or 10%