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中国马铃薯种植面积逾450多万hm2,产量6 680多万t,居世界第二位。在豫西南,随着农业结构调整的深入,高效种植模式也在不断的发生变化。马铃薯是近几年发展起来的又一经济作物,市场潜力大,经济效益较高。唐河县南马庄村一些农民根据多年的实践,探索出了地膜马铃薯套种玉米秋栽大白菜的一年三种三收的模式。
China has more than 4.5 million hm2 of potato plantation area with a yield of more than 68.8 million tons, ranking second in the world. In southwestern Henan, with the deepening of agricultural restructuring, efficient planting patterns are also constantly changing. Potato is another economic crop developed in recent years with great market potential and high economic benefits. According to many years of practice, some peasants in Nanmazhuang Village, Tanghe County have explored a three-year mode of three harvesting a year in which autumn-ground Chinese cabbage is mulched with potato starch.