Tea planting techniques: what are the diseases and insect pests of tea trees in summer?

What are the diseases and insect pests of tea trees in summer? Please introduce and control methods in summer tea garden focuses on the control of tea cake disease and tea bud blight, and the focus of insect pests is tea caterpillar and tea inchworm. Tea cake disease mainly harms new shoots and tender leaves, the disease spot is sunken on the front of the leaf, the back is steamed bread-like protuberance, and produces gray-white powder spores. During prevention and control, 0.2%-0.5% copper sulfate solution can be sprayed, once every 7 days, for 2 times. The diseased leaves caused by tea bud blight are twisted, irregular and scorched, and the disease spots are black or dark brown, which generally occur on the tender leaves of summer tea. 70% methyl topiramate can be used per mu and sprayed with 50 kg of water. Spray every 7 days. Tea caterpillar, tea inchworm and other larvae eat the tender leaves, and when the buds are serious, they can eat all the leaves, and can be sprayed with 90% wettable trichlorfon per mu. Click to get more tea planting techniques click to get more flower planting techniques