大豆摘心就是打去大豆主茎的顶尖(生长点),所以也叫打尖。它是大豆栽培上一项新的增产措施。锦西县中部女儿河两岸及东南部沈山线两侧的沿海平原地区,有玉米大豆混种的习惯。但由于土地肥沃,氮肥过多,阳光不足,通气不佳,造成混种的大豆贪青徒长,茎成蔓状,分枝减少,倒伏严重,(?)花 Topping soybeans is to hit the top of the main stem of soybean (growth point), it is also called the tip. It is a new yield-increasing measure for soybean cultivation. Jinxi County, both sides of the daughter river and the southeast Shenshan line on both sides of the coastal plains, corn and soybean mixed habits. However, due to fertile land, too much nitrogen, inadequate sunshine, poor ventilation, resulting in a mixed soybean Soybean stems elongated, stems into a race-like, reduced branches, lodging serious, (?) Flowers