为使沙田柚获得更高产,一定要抓好春季管理,其要领有以下几方面。 1、清除干枯病枝叶。在新芽萌发前把所有的干枯、病枝叶清除,同时刮去树干、树枝上的台藓和膏药病斑。用药泥堵塞虫洞、全树喷施8～9倍松脂合剂或0.5波美度的石硫合剂,同时加入0.5%的复合肥,以便使花芽分化。2、施足芽前肥。春梢叶片是全年的营养基础施足芽前肥很重要。芽前肥应在春梢萌动前一个月或20天左右施 In order to make Shatian pomelo more productive, we must grasp the spring management, the essentials are the following aspects. 1, remove the dry leaves and branches. Remove all the dry, diseased leaves before germination, scrape off the trunk, the moss on the branches and the plaque. With mud blocking wormholes, spraying the entire tree 8 to 9 times Songzhe mixture or 0.5 Baume degree of stone sulfur mixture, while adding 0.5% of the compound fertilizer in order to flower bud differentiation. 2, Shi enough bud before fertilizer. Spring shoot leaves is the annual nutrition base Shoots bud fertilizer is very important. Pre-emergence fertilizer should be in the spring shoots a month ago or about 20 days before application