我们现在不少苹果、梨园都进行花期人工授粉(点授)来提高座果率,增加产量。但采下花药后,开花药取粉大部分采取室内加温法,一般需要48小时。我县桥头镇学习国外经验,采取快速简易开花药法,只需12小时即可取出花粉,花粉的发芽率很高。此法简单易行,具体做法是:选择大纸箱,高、宽 We now have a lot of apples, pear orchard are artificial pollination (point grant) to increase the rate of fruit set, increase production. However, after the anther is taken, most of the anther powder taken indoor heating method, generally takes 48 hours. Qiaotou town in our county to learn foreign experience, take fast and easy flowering method, just 12 hours to remove the pollen, pollen germination rate is high. This method is simple, the specific approach is: Choose a large carton, high and wide