控制新梢生长的方法有:喷PBO。每年喷200倍液PBO1~4次,旺树喷4次,较旺树喷2~3次。第1次在谢花后1周;第2次在5月中旬;第3次若麦收前30cm以下的新梢还没停止生长就再喷1次;第4次若秋梢开始生长时应再喷1次。②摘心。对5月下旬到6月初没有停止生长的新梢和7月中下旬以后有秋梢的新 Ways to control the growth of shoots are: spray PBO. Spray 200 times a year PBO1 ~ 4 times a year, Wong tree spray 4 times, spray more than Wang tree 2 to 3 times. The first one in the thank you flower 1 week; the second in mid-May; the third if the wheat before the harvest of 30cm below the new shoot has not stopped growing on the spray again; the first four if the autumn shoots began to grow again Spray 1 time. ② topping. New shoots that did not stop growing in late May to early June and new ones with autumn shoots in the middle and late July