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。滦县杜营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。该模式667米2产马铃薯1500公斤、玉米400公斤和大白菜6000公斤，667米2收入1800元。种植模式地膜3月中旬播种，7月中 With the deepening of agricultural restructuring, efficient planting patterns are also constantly changing. Luanxian Du Village, according to years of practice, some peasants to explore the filming of potato intercropping corn autumn planted cabbage year three three harvest model. The model 667 m 2 produces 1500 kg of potato, 400 kg of corn and 6000 kg of Chinese cabbage, and 667 m 2 of income 1800 yuan. Planting patterns in mid-March sowing, mid-July