Current management of pomelo, mango and plum

1. Pomelo: June is the fixed fruit period, and the young fruit is developed. ① multi-fruit trees for fruit thinning, thinning deformed, too small, too many fruits. ② orchard waterlogging, pay attention to prevent canker before and after the storm, spray 30% copper oxychloride suspension 600x, or 70% copper oxychloride soluble powder 1200 Mel 1600 times. ③ continued to scrape off the eggs and larvae that first entered the cortex of longicorn beetles. 2. Mango: during the period of rapid expansion of young fruit, summer shoots are produced. ① erases summer shoots in time. ② bagging to protect fruit. Spodoptera litura is one of the most serious pests during mango ripening, and the best way to control it is bagging. Bagging materials can be used in newspapers or special bags. Spray before bagging to prevent insects. Weeding in ③ orchards, especially weeds in tree plates. ④ spray to prevent diseases and insect pests. Early flowering mango in some orchards of ⑤ ripens in early July and harvest is well done. 3. Fruit plum: new shoot hair. After fruit harvesting, ① fertilized in time to cultivate new shoots. ② control of diseases and insect pests, timely control of shell insects, beetles, longicorn beetle larvae, diamondback moths, pocket moths. Prevention and control of anthracnose and leaf spot. Spraying medicine before and after ③ rainstorm to prevent disease and remove stagnant water in time. ④ pots are used to weed weeds.