四川省平昌县位于四川东北部、米仓山南麓,处山区与丘陵交合的深丘地段。在玉米生长季节,我县十年九旱,再加上境内旱地多处于山顶或坡台,故干旱和肥料流失在很大程度上制约着我县玉米产量的提高,盖膜栽培能起到“三保一控”(保温、保湿、保肥、控制杂草生长)的作用。近10年,我县结合“三田”改制,重抓玉米盖膜栽培,玉米产量连年提高,出现了很多高产典型,摸索出了一套高产栽培技术。1选择品种选择已审定且在我县表现优质、高产的玉米品种。育苗.1育苗地的选择选择土壤肥沃背风向阳管理搬运方便的菜园地或质 Pingchang County, Sichuan Province is located in the northeast of Sichuan, south of rice Cangshan, Department of mountains and hills intercourse deep mound lots. In the corn growing season, the county ten years and nine dry, plus more than the dry land in the Peak or slope Taiwan, so the loss of droughts and fertilizers to a large extent restricted the improvement of corn production in our county, “Three security control” (insulation, moisturizing, fat, control the growth of weeds) role. In the recent 10 years, our county combined with the restructuring of “Mita” and re-cultivated maize coverslips. The yield of maize increased year after year. Many high-yield typicals emerged and a set of high-yielding cultivation techniques were explored. 1 Select the species selection has been approved and in my county performance of high-quality, high yield varieties of corn. Nursery .1 Selection of nursery grounds Select fertile leeward and sunny management of convenient vegetable garden or quality