1. Complete shed disinfection. Clean the garden, especially to clean up the diseased body completely. Spray the ground with 1000 times solution of zebrazone and spray thoroughly. It can kill the viruses, fungi, and bacteria that remain in the soil and effectively suppress the occurrence of soil-borne diseases. Most of the soil pathogens like acidic environment, especially the wilt pathogens, which can be adjusted according to the pH value of the soil in the shed. Acid soil can be used to produce 60 kilograms of quick lime, change the living environment of harmful microorganisms, and inhibit the occurrence of soil-borne diseases.
2. Disinfection of soil when planting. Using 50% EDMA MnZn, 30% DT each 1 kg plus 20 times dry fine soil to form the drug soil, evenly spread in planting holes of 2,000 plants during planting, which can effectively control the spread of root diseases.
3. Medication irrigated. The incidence of planting after transplanting seedlings can be controlled by means of rooting. The 50% EDMA MnZn 500x solution plus 30% DT 500x solution and Bletilla edulis 500 times solution were mixed together and the roots of each plant were irrigated with a liquid volume of 0.25-0.5 kg per plant. Water can only be watered after 10 days of irrigation, otherwise it will aggravate the spread of the disease.
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