Control methods: Selection of disease-resistant varieties in production, such as youthfulness of Chinese style, Chinese style, Lingyun, Chinese style, unlimited sunshine, etc. Clean the garden and avoid heavy boring. It can be rotated for 3-4 years with onions, garlic, legumes and cruciferous vegetables. The use of silver-gray membranes to avoid the embarrassment, yellow plate seizure.
Pharmacy control, pharmaceuticals include: 1 poisonous nemesis, also known as virus A or 20% hydrochloric acid morpholinium copper wettable powder, used to control tomato, pepper and other crops a variety of viral diseases, with 400-600 times liquid spraying every 7 days , spray 3-4 times; greenhouse induced yellow board. 2 For every 667m2, spray 15% of the diseased plant spirit 60-120ml with water, spraying once every 7 days, spraying 3-4 times in total; 383 increasing resistance agent, before and after colonization with pepper, increase by 83 per 667m 2 Anti-agent 600-1000 ml water spray, spray once every 7 days, spray a total of 3-4 times; 4 when the field occurs aphids, with 40% of Dimethoate 1000 times or 50% anti-Qiwei WP 4000 Double liquid for prevention and treatment. Cultivate strong seedlings, cover the mulching film, timely plant colonization, strengthen water and fertilizer management, and enhance plant disease resistance.
COVID-19 Coronavirus Rapid Test Kit
Anesthesia Medical Co., Ltd. , https://www.medicaldiverse.com