1991年我县茅坪乡龙冠村下街组田兴义的1.05亩责任土试种紧凑型玉米品种掖单13号,收获时经州县有关专家测产验收,共收获玉米767.5公斤,折合亩产730.95公斤,创我县玉米单产最高纪录。 根据紧凑型玉米茎叶夹角小、株型紧凑、适合高密种植等特点,采取如下栽培技术:①精细整地,开好 In 1991, Mao County Township, Longguan Village under the Street Group Xingxingyi 1.05 mu of soil responsibility trial compact corn varieties Yedan No. 13, when harvesting by the county experts test production acceptance, a total of 767.5 kilograms of corn harvest, equivalent to per mu 730.95 kg, a record high yield of corn in my county. According to compact corn stems and leaves angle is small, plant compact, suitable for planting characteristics such as high density, take the following cultivation techniques: ① fine preparation, open well