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玉米隔行去雄能增产,这已是普通常识。但要提高效果,必须掌握好以下技术: 1、去雄时期。当雄穗刚露头尚未开花散粉时去掉效果最佳。因为此时植株尚矮、雄穗脆嫩,极易拔出。若去雄过晚,一是容易拔掉叶片和折断茎秆;二是雄穗已经散粉,达不到增产的目的。去雄选择晴天进行,一般以上午9点至下午4点较好。因为这期间温度较高,伤口易愈合。 2、去雄方法。吉林省可隔行或隔株去雄,要集中时间尽可能在1～
Interlocking maize to increase production, it is common sense. But to improve the effect, we must master the following technologies: 1, the era of emasculation. When the tassel has just outcrops flowering powder removed the best effect. Because plants are still short at this time, tassel crisp, easily pulled out. If you go too late, one is easy to pull off the leaves and broken stalks; Second, tassels have loose powder, failing to increase production purposes. To choose the sunny days, usually 9 am to 4 pm better. Because of the high temperature during this period, the wound is easy to heal. 2, to male method. Jilin Province can be interlaced or every other plants to male, to focus on time as possible in 1 ~