所谓晚发棉花,就是在5月5日以后播种或5月中旬出苗、6月15—20日现蕾、7月中旬以后开花的棉株.由于其晚发,生育阶段延后,就需要采取相应的管理措施,促其各生育阶段提前.1.早定苗晚发棉花苗期要早间苗、早定苗,防止堆苗拥挤,以促进棉苗早发.定苗时要适当增加亩株数,以群体创高产.每亩株数要比正常棉田多10—15%. The so-called late-flowering cotton is sowed after May 5 or mid-May emergence, June 15-20 buds, flowering after mid-July cotton plant due to its late onset, fertility stage delay, you need to take The corresponding management measures, to promote its early stages of each childbearing period.1 early seedling late cotton seedling to early seedlings, early seedlings to prevent crowded seedlings in order to promote cotton seedlings early onset Dingmiao should be an appropriate increase in the number of acres to groups A record high yield per acre than normal cotton plant 10-15%.