Vegetable seed disinfection method

The surface of vegetable seeds is often accompanied by pathogens. Seeds are an important way to spread the pathogens of vegetables. After the selection of vegetable varieties, the seeds must not only be carefully selected, but also need to be disinfected. Seed disinfection before sowing can effectively reduce the occurrence of diseases. According to the characteristics of different vegetable seeds, the following disinfection methods can be used:
First, soaking in the warm soup soaking method Seeds of eggplant, cucumber and wax gourd and other seeds with a thick 70-80 °C hot water soaking seeds, other seeds are placed in 55 °C hot water, the amount of water is four times the seed. Stir the water while stirring, soak for 15-30 minutes, remove and dry after sowing, mainly to prevent leaf mold, canker disease.
Second, the liquid disinfection method
1, with 10% trisodium phosphate 500 times, or with 2% sodium hydroxide solution, soaking for 20-30 minutes, remove and wash, mainly to prevent viral disease.
2, 300 times formalin soaked for 90 minutes, remove and wash, air dry sowing, can prevent blight.
3. Soak the seeds with 500% solution of 50% formalin WP for 20 minutes, remove, wash, and air dry to prevent anthrax.
4. Soaking with 1% copper sulfate solution for 5 minutes, remove and wash, can prevent bacterial spot disease, anthrax and so on.
Third, the powdered seed dressing sterilization method soaked seed soaked seeds after drying with per kilogram of seeds with 1 gram omeprazole carbendazim or carbendazim and other pesticides wettable seed dressing, can prevent damping-off.

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