论文部分内容阅读
枣树通过修剪,使树体结构合理,并形成理想的树冠,以促、控枝条的生长发育,改善光照条件与营养分配,达到高产稳产、优质长寿。一、枣树的特点和修剪原则。 1.枣树是多花多果的树种,花量大,花期长,有多次座果的机会,无大小平。修剪时不必考虑花芽留量,只要作到层次清楚,通风透光,结构合理,就能获得丰产。 2.容易培养和更新结果枝。对当年的营养枝,经摘心培养当年结果,二年丰产,三年高产稳产。
Jujube by pruning, so that the tree structure is reasonable, and the formation of the ideal crown to promote and control the growth of branches, improve lighting conditions and nutrient distribution, to achieve high and stable yield, high quality and longevity. First, jujube characteristics and pruning principle. 1. jujube is a multi-flowering tree species, large flowering, long flowering period, there are many opportunities for fruit, no size of the flat. Do not have to consider the flower bud trimmer to keep, as long as the level of clarity, ventilation and light, the structure is reasonable, you can get high yield. 2. easy to train and update the results branches. Nutritional branch of the year, after the end of the year to cultivate the results of the year, two years of high yield, three years of high and stable yield.