How to Disinfect Tomato Seeds
1, soaking in hot water
Soaking seeds in hot water Soak the seeds in cold water for 10 minutes, remove and stir in 50°C water, and add hot water at any time to keep the water temperature stable at 50-52°C for 15-30 minutes. Remove the seeds and put them in cold water to dissipate the excess heat and soak for 4-5 hours.
2, pharmacy disinfection
1 Soaking with trisodium phosphate, soak the seeds in cold water for 4-5 hours, remove them, and soak them in 10% trisodium phosphate solution for 20-30 minutes. Rinse them with clean water to prevent virus diseases.
2 Formalin soaking seeds, immersed seeds in cold water for 4-5 hours, soaked in 1% formalin solution for 15-20 minutes, removed and wrapped in wet gauze, stuffed in tightly closed containers 2-3 hours, then remove the seeds and rinse them with clean water, mainly to prevent early blight.
3 potassium permanganate treatment, soaked in warm water at 40 °C 3-4 hours, soaked in 1% potassium permanganate solution for 10-15 minutes, remove and rinse with water, and then germination hair, can reduce ulcers and Mosaic disease hazards.
4 Soaking with copper sulfate solution: Soaking seeds with 01% copper sulfate solution for 5 minutes, removing the tomato seeds, washing with water for 3 times, then germinating and sowing, can prevent the wilt disease and verticillium wilt pathogens on the seeds.
5 Streptomycin solution soaking: with 200mg/kg concentration of streptomycin sulfate solution, soaking for 2 hours, remove the seeds and rinse the seeds with water three times, and then germination sowing, can prevent bacterial pathogens on the seeds.
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