摘要
用不同浓度PBO喷布酥梨叶片,结果表明250m g/L和300m g/L可促进叶片增重、增厚,促进树体生殖生长,提高成花率,从而提高酥梨产量。
POB is a new kind of fruit trees＇drugs of promoting and controlling. The experiments with different concentrations sprayed on the leaves of pear trees showed that concentrations of 250mg/L and 300mg/L can make the leaves of the pear trees become heavier and thicker and so the leaves grow better ,and the effective rate of the flowers can be improved. As a result ,the production of the pears can be increased greatly.
出处
《河南科技学院学报》
2005年第1期59-60,共2页
Journal of Henan Institute of Science and Technology(Natural Science Edition)
关键词
PBO
叶片
生长
成花率
产量
PBO,leaves,growt h,effective rate of flowers,product.
