How should foliar fertilizers be applied correctly to various crops?
How should foliar fertilizers be applied to various crops? Please provide a categorized introduction to the methods. The following foliar fertilizer application methods can refer to the following technical methods: 1. Melons and fruits. This includes various melons, tomatoes, eggplants, chili peppers, green beans, etc. Nitrogen, phosphorus, and potassium mixed fertilizers or multi-element compound fertilizers should be used, such as monopotassium phosphate (0.3-0.5%...
How should foliar fertilizers be applied to various crops? Please provide a categorized introduction to the methods.
The following foliar fertilizer application methods can refer to the following technical methods:
1. Melons and fruits. This includes various melons, tomatoes, eggplants, chili peppers, green beans, etc. Nitrogen, phosphorus, and potassium mixed fertilizers or multi-element compound fertilizers should be used, such as monopotassium phosphate (0.3-0.5%
), diammonium phosphate (2%), etc.
2. Root and stem vegetables. Such as green onions, garlic, onions, radishes, etc., phosphorus and potassium fertilizers should be the main ones, and a mixture of 0.3% monopotassium phosphate and 0.2% diammonium phosphate can be sprayed.
3. Leafy vegetables. Such as Chinese cabbage, cabbage, spinach, celery, amaranth, etc. Foliar fertilizers should be mainly nitrogen fertilizers such as urea (2%) and ammonium sulfate (1%). The spraying amount of foliar fertilizer is generally 5 kg per mu each time, and it can be sprayed 3-5 times throughout the production period.
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