Cotton Seedling Pest Control Technology Over the past 4-5 months, the city has experienced a lot of rain, which is unfavorable to the emergence of cotton seedlings, which may easily lead to the harm of seedling disease. The main symptoms include rotten seeds, rotting buds, rotted roots, leaf blight, stem rot and yellow wilt. Prevention and treatment of pests. 1, put a good sowing off. Selection of cotton seed, nutrient soil, cover seed soil for rigorous disinfection, applicable agent is 5% pyrimidine nucleoside (bitter yellow net) 500 times plus sterilization Weiwei 1000 times. 2, to strengthen seedbed management, pay attention to cover film before the emergence of insulation, after the Qimiao ventilation to reduce the temperature and humidity, the temperature within the shed to maintain 18-25 °C, humidity 75-85%. 15 days before transplanting, the seedlings were refitted and hardened, and even deep rain was excavated to prevent water stains. 3. Apply pesticide to protect seedlings, use Qibingjing after Qimiao and spray pyrimidine nucleosides at intervals of 5-7 days until two true leaves grow. Insecticide,Indoxacarb 95%TC,Acephate 97%TC,Fenpyroximate 95% TC Shijiazhuang Dingmin pharmaceutical Sciences Co.,Ltd , https://www.dingminpharma.com