What are the common diseases of rich trees?

What are the common diseases of rich trees? How to carry out prevention and control? Also ask experienced netizens to help introduce the method, as the name of the rich tree is welcomed by businessmen and the general public, the tree is beautiful in shape, bright green in leaf color, and the trunk is hammer-shaped, which is suitable for layout and beautification at home after being carried in the pot. so it is developing rapidly in China's flower market. Therefore, the farming network has sorted out the prevention and control methods of the common diseases of rich trees, which are listed in detail below for netizens' reference. Prevention and control methods of root (stem) rot of wealth trees: first, keep the cultivation environment of wealth trees dry and pay attention to the disinfection of cultivation media and sites; secondly, semi-finished wealth trees are sprayed with Sukeling before transplanting to prevent the harm of Botrytis cinerea. Third: before planting the rich tree, cut off the sprained and rotten tissue at the top of the main root with a sharp knife, and then spray the wound with Sukeling, and then plant it after drying; fourth: after the rich tree is planted for a week, the medium in the basin dries gradually, the healing tissue has been formed, and the new root has begun to grow. It is appropriate to spray the light rod of the rich tree with pluck, Anke or zinc and manganese (Redicol-manganese zinc) to flow into the basin soil along the pole. After that, the fungicides were rotated once a week with Anke, carbendazim, Remicol or bengshuangling; fifthly, if diseases occurred in the cultivated wealth trees, they were sprayed with Prik, carbendazim, Redomir or Phytopathrin, and the general efficacy was about two weeks. If the weather is still bad, different chemicals should be sprayed to prevent the development of drug resistance. If festering plants are found during this period, they should be discarded immediately. Prevention and control methods of leaf blight of rich trees: first, if diseased leaves are found on rich trees, they should be removed and destroyed in time; secondly, conservation and management should be strengthened during the cultivation of rich trees, timely watering and fertilization, and foliar fertilizer can be applied 2-3 times in each growing season, such as 0.5% potassium dihydrogen phosphate or 200 times of double-effect micro-fertilizer. Third: when the rich tree seedlings are loaded and transported, the leaves should be sprayed with protective fungicides, such as 70% chlorothalonil 800 times, or 18% multi-bacteria copper milk powder 200 times, or 50% bacillus 600 times. Rich tree seedlings should be planted in time to strengthen fertilizer and water management to prevent dehydration and fattening. The wealth trees planted should be sprayed with 50% carbendazim 800x solution, or 70% chlorothalonil 800x solution, 75% methyl topiramate 1500 times solution every 10-15 days. The pruning method of the rich tree the culture method and matters needing attention of the rich tree