The flower cultivation matrix for soil disinfection, especially in the spring is an important measure to prevent the occurrence of flower diseases, can kill pathogenic bacteria and parasites in the cultivation matrix. In production, flower soil commonly used pharmaceuticals and high temperature disinfection technology to deal with.
1. Disinfectant
Apply 500g of odor-absorbing methane per 100% soil and mix well with the soil; or use 40% formalin (strong bactericidal power) for each soil to dilute 2000-2500g with 50g, pour on the soil, and then Covered with plastic film, fumigation 4 to 5 days after the removal of membranes, turning the soil, disperse the smell of medicine, after 15 days can be planted flowers.
2. High temperature sterilization
1 steam method. The culture substrate was placed in a steamer and germs and pests were killed after 1 hour at a temperature of about 100°C.
2 fried earth method. Place the culture soil in a frying pan and keep the temperature above 90°C for 20-30 minutes.
3 burning soil method. Spread the culture soil flat on the ground, about 30 cm thick, stack straw and hay on the soil, and burn for 20-30 minutes; or on the burning firewood and stalks, slowly add soil to disinfect and smolder.
3. Soil disinfectant
There is a prepared soil disinfectant in the flower market. When used, the dosage is mixed with the soil matrix and can be directly used for flowering.
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