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梨是异花授粉果树.同一品种自花授粉不能结实或结实率低,尤其是中国梨的大部分品种有严重白花不实或结实率低的现象.因此,在栽培梨树时应按一定比例配置授粉树。内蒙古地区梨树主栽品种与授粉品种组合见表.选择梨树授粉时,要注意几个条件,一是与主栽品种开花期一致或基本一致.二是具有大量生活力强的花粉。三是花粉授粉率高,四是授粉树本身具有一定的经济价值.因此,在建立梨树园时,就应注意授粉树的配置.但未配制授粉
Pear is cross-pollination of fruit trees. The same species of self-pollination can not be strong or low rate of fruiting, in particular, most pear varieties of China have severe white flowers or low seed rate, therefore, pear should be cultivated in a certain proportion Configure pollination tree. Inner Mongolia pear cultivated varieties and combinations of pollination see table.Select pear pollination, we should pay attention to several conditions, one with the main cultivars consistent or consistent flowering period.Second, with a large number of pollen vitality. Third, pollination rate is high, polo ralph lauren pas cher, polo ralph lauren pas cher, polo ralph lauren pas cher, polo ralph lauren, pollination tree itself has some economic value.