山楂是一种适应性强、收益早、群众所喜爱的山果。但由于管理粗放,产量不高。 近年来,搞了苹果、梨的人工铺助授粉效果很好。山楂是开花多,挂果少,是否与授粉有关系?我站从77年开始进行试验,78年又搞了四个大队试验,通过两年试验,人工授粉盛果率比自然情况下大大提高。 如下大 Hawthorn is a kind of strong adaptability, benefits early, the masses favorite berries. However, due to extensive management, production is not high. In recent years, engage in apples, pear artificial spread pollination effect is very good. Hawthorn is more flowering, fruiting less, is it related to pollination? I station from 77 years to start the experiment, 78 years and engage in four brigade trials, through two years of testing, artificial fruit Shengguo rate greatly increased under natural conditions. As follows