At present, the spring silkworm production is about to begin. In order to increase the output of the mulberry leaves and the harvest of the silkworm cocoon in that year, it is necessary to strengthen the management of the spring mulberry garden and prepare for the sericulture.
Mulberry Fertilization: Base fertilizer is deep-seabed in the middle of the mulberry after the winter harvest to the germination period. Option 1: Apply 1000-2000 kg of organic fertilizer per acre and apply chemical fertilizer: compound fertilizer 60-80 kg plus urea 25 kg-35 Kilograms; Option 2: 1500 kg per acre of decomposed organic fertilizer plus 50 kg of phosphate fertilizer or 50 kg of bran mix and stack for about 10 days, and then with the urea 20 kg, potassium chloride 15 kg together with the ditch application; Option 3: Urea 60 Kilograms, 80 kg of superphosphate, 25 kg of potassium chloride, back cover fertilizer, and when the shoots of mulberry grow to one foot, potassium dihydrogen phosphate or plant growth regulators can also be sprayed on the leaves.
Prevention of pests and diseases: It is recommended that the mulberry groves after cutting must be removed from the dead leaves, and disinfected with a disinfectant (1% chlorine solution or lime water) in the whole park, which can effectively reduce the mulberry mosaic disease and the mulberry mycorrhizal disease. occur.
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