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1选地,整地马铃薯不宜连作,也不要与茄科作物进行轮种。旱地栽培可与玉米、大豆、甘薯、小麦、油菜等作物换茬轮作。应选择土质肥沃、土层深厚疏松、富含有机质、排灌方便、稍偏酸性的田块。耕作层最浅不低于33cm,土垡细碎(直径<2cm),整地要求:播种前深耕、耙细、整匀、平整,然后开槽起沟。马铃薯是不耐连作的作物,要选择3年内没有种过马铃薯和其他茄科作物的地块。马铃薯对连作反应很敏感,生产上一定要避免连作。如果一块地上连续种马铃薯,不但导致病害严重,
1 election, land preparation should not be cropping potato, nor with the Solanaceae crop rotation. Dryland cultivation with corn, soybeans, sweet potatoes, wheat, rape and other crop rotation crop rotation. Should choose fertile soil, soil deep and loose, rich in organic matter, irrigation and drainage convenience, slightly acidic field. Tillage layer is not less than the minimum 33cm, fine soil 垡 (diameter <2cm), preparation requirements: before planting deep plowing, rake fine, uniform, flat, and then grooved ditch. Potato is a crop that is intolerant, choosing plots that have not been planted with potatoes and other solanaceous crops for three years. Potato reaction is very sensitive to the production, production must avoid continuous cropping. If a continuous crop of potatoes on the ground, not only led to serious disease,