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一、播前准备 1、选择土层深厚,土质肥沃,地势较平的甸子地或山根地。前茬以大豆、马铃薯、小麦为宜。忌选用山坡地、沙薄地及易积水或出水地块。 2、玉米覆膜采用大小垄种植。一种耕作方式为大垄距90厘米,大行距60厘米,小行距30厘米。先将原垄台浅破一犁,然后施肥于浅破的沟内,按着再浅穿原垄沟,并施肥于已“穿”过的原垄沟。施入肥料的两沟,正是新垄30厘米的两行玉米苗眼。最后再深
A preparation before sowing 1, select the deep soil, fertile soil, flat terrain or mountain roots. Before the crop with soybeans, potatoes, wheat is appropriate. Avoid using hillsides, thin sand and easy water or water plots. 2, the size of the plastic film planting ridge ridge planting. A tillage for the big ridge 90 cm, 60 cm wide row, 30 cm small row spacing. The first shallow shallow plow a former plow, and then fertilized in the shallow trench, according to the shallow and then shallow through the original furrows, and fertilizer has been “worn” the original furrow. Two ditches into the fertilizer, it is the new ridge 30 cm two lines of corn seedling. Finally, deep