Symptoms of the disease: Before or during harvesting, the first fruit branches are slightly coiled, or the leaves of the whole fruit are simple and brittle, causing the fruits to be directly exposed to sunlight, affecting fruit enlargement or causing sunburn. This disease sometimes happens suddenly. The law of incidence: mainly related to soil, irrigation and management. When the temperature is high or the field is short of water, the tomato closes the stomata, causing the leaves to gather or curl and appear physiologically curled. Prevention and treatment: (1) Drought-resistant exercise after planting. (2) Formula fertilization method to ensure proper fertilizer supply and timely, to ensure sufficient water in the upper soil. (3) Covering cultivation with idle shade nets (4) Doing pruning in time. (5) Select resistant varieties, such as Zaofeng, etc., while Beijing No. 10 and early Kui leaf are heavy. (6) Proper use of plant hormones. (7) Control the mites in time. Disclaimer: Some articles on this website are transferred from the Internet. If legal rights of third parties are involved, please inform this website. phone Green and functional cosmetics are more and more favored by people. As plant extracts are more and more widely used in cosmetics, more and more varieties are used. Compared with traditional cosmetics, cosmetics prepared with plant extracts as active ingredients have many advantages, such as overcoming the shortcoming of traditional cosmetics relying on chemical composite products, and making the safety of products higher; Natural components are more easily absorbed by the skin, making the effect of the product more significant; Functional more prominent, etc. Therefore, the application of plant extracts in cosmetics is the inevitable trend of market development. In addition, plant extracts have many obvious advantages, such as wide source and targeted mechanism of action. Especially with the progress of modern extraction technology and analysis technology, its effective ingredients and related mechanisms of action have been gradually discovered and confirmed by people, in the sunscreen, whitening, anti-aging, sterilization and other aspects of significant efficacy, can be widely used in various cosmetics. Therefore, the application prospect of plant extracts in cosmetics is very broad. Cosmetics Raw Material,Lophatherum Gracile Extract,Natural Rhodiola Crenulata Extract,Lower Price Sedum Rosea Extract Fufeng Sinuote Biotechnology Co.,Ltd. , https://www.sntextract.com