苹果多道环割比环剥好环割是促进花芽形成和提高座果的一项有效技术，它比环剥稳妥，很少产生因环剥不当过分抑制根系所造成的落叶、死树等副作用。环割主要抓好以下三方面。一、环割程度割深以割断皮层并微伤木质部为好。环割前刀子要用酒精等消毒，以免传染病菌。二、环... Multi-ring mowing than ring-peeling is an effective technique to promote the formation of flower buds and improve the fruit quality. It is more effective than ring-peeling and rarely causes side effects such as deciduous leaves and dead trees caused by over-suppression of the root system . Ring cut mainly do the following three aspects. First, the degree of circumcision cut deep to cut the cortex and slightly injured xylem as well. Ring cutting knife before using alcohol disinfection, so as to avoid infectious bacteria. Second, ring ...