Beans, melons and fruits and flower ball vegetables how to effectively spray wet foliar fertilizer?

Foliar fertilizer is for the purpose of foliar absorption, the nutrients needed by crops are directly applied to foliar fertilizer, which is called foliar fertilizer. It has a wide range of applications, but most of them are used in melons and fruits, beans and flower ball vegetables, so how to spray wet foliar fertilizer on beans, fruits and flower balls vegetables?

1. These vegetables should be based on nitrogen, phosphorus and potassium multi-element compound fertilizer, which should not only promote vegetative growth, set up high yield potential, but also coordinate reproductive growth to achieve high yield and high quality.

2. The demand of these vegetables for nitrogen, phosphorus and potassium is more balanced. The suitable foliar fertilizer is potassium dihydrogen phosphate solution or 1% urea plus 2% Mel 3% superphosphate leaching solution mixed with 0.5% potassium sulfate, which is sprayed 2-3 times in the middle and later stage of vegetable growth, or rare earth micro-fertilizer.

3. Spraying boron fertilizer on eggplant fruit vegetables is beneficial to flowering and fruit setting; spraying boron and molybdenum fertilizer on cauliflower and other cauliflower vegetables is beneficial to the growth and development of flower heads; legume vegetables are sensitive to boron and molybdenum, and spraying boron and molybdenum fertilizer is beneficial to flowering and podding; spraying potassium dihydrogen phosphate solution on cucumbers can effectively inhibit the occurrence of downy mildew and reduce malformed melons.