How to improve the effect of foliar spraying of vegetables?

How to improve the effect of foliar spraying of vegetables? Please introduce the foliar fertilizer spraying of vegetables must choose different foliar fertilizer according to different vegetables in order to get a good effect. Leafy vegetables such as cabbage, spinach and celery should be based on urea and ammonium sulfate. Spray concentration: urea 2%, ammonium sulfate 1.5%. Generally spray once every 10-15 days, spray 2-4 times a season, spray with 500 times edible vinegar, the effect is better. Melons, fruits, vegetables, melons, tomatoes, eggplants, peppers, etc., should be sprayed with a mixture of nitrogen, phosphorus and potassium or compound fertilizer, which can be sprayed with 1%-2% urea and 2% compound fertilizer solution, generally spraying 1% twice in the growing period and 2% in the later stage. In the later stage, mixed spray of 3000-4000 times of 802 solution can prevent premature senility. Root vegetables garlic, onion, radish, potato, etc., can choose 0.3% potassium dihydrogen phosphate solution, 10% plant ash leaching solution, 2% calcium perscale soaking filtrate. It was sprayed 3 times 4 times a season. The effect of spraying foliar fertilizer on vegetables is best in the morning or evening on a sunny day. Spraying fertilizer solution about 50 kg per mu each time, it is appropriate to spray the leaves wet. Click to get more vegetable planting techniques click to get more foliar fertilizer application methods click to get more fertilizer application methods