There are different uses of micro-fertilizer.
Zinc fertilizer: the main variety is zinc sulfate. The amount of basic application is 1-1.5 kg per mu, the seed is soaked in 0.03%-0.05% zinc sulfate solution for 12 hours, the seed is mixed with 4-6 grams of zinc sulfate per kg, and the spraying concentration is 0.2%-0.3%. Boron fertilizer: the main variety is borax. The amount of basic application per mu is 0.5-1.0 kg, soaking seeds with 0.01%-0.02% borax solution for 6-12 hours, seed dressing with 0.5-1.0 grams per kilogram of seeds, and spraying concentration of 0.2%. Iron fertilizer: the main variety is ferrous sulfate. The amount of basal application per mu is 2kg / mu, and the effect of strip application and hole application with high quality organic fertilizer is better. The seed was soaked in 0.05% ferrous sulfate solution for 12 hours, and the spray concentration was 0.3%-0.5%. Manganese fertilizer: the main variety is manganese sulfate. The amount of basic application is 2kg / mu and mixed with high quality organic fertilizer. Soak seeds with 0.05% and 0.1%.
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Disease Control of cut Lily
1. Lily blight 1. Symptomatic stems, leaves, flowers and scales can all be damaged, mainly in the tender leaves of flowers. When the leaves were damaged, small water-immersed spots appeared, and then gradually expanded into grayish green. Stem disease, immersion discoloration part up and down expansion, decay, and further developed into stem bending and sagging. When the disease is serious, the flower.
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Skillful use of Fertilizer to Control crop pests
1. Nitrogen fertilizer: commonly used nitrogen fertilizer, such as urea, ammonium bicarbonate, ammonia, etc., can stimulate, corrode and fumigate pests. It is effective to control small and weak pests such as aphids and red spiders. During the occurrence of pests, 2% urea solution or 1% ammonium bicarbonate solution is sprayed outside the root, once every 7 days, continuously 2 Murray 3.
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