1. It should be carried out on the basis of applying enough base fertilizer and timely topdressing;

2. To select the appropriate type of foliar fertilizer for the type of vegetables, the stage of growth and development, the growth, and the purpose of fertilization;

3. The concentration of liquid fertilizer should be reasonable;

4. Choose to spray in the evening or on cloudy days;

5, pay special attention to evenly spray the growth of the vigorous leaves and the opposite side of the blade. For example, for greenhouse vegetables such as cucumber, eggplant, pepper, celery, leeks, etc., it is possible to use a solid multi-element compound foliar fertilizer “Gao Le” sprayed with a combination of anti-disease and anti-disease drugs; In the result period, greenhouse cucumber can spray 02% urea plus 02% potassium dihydrogen phosphate plus 1% sucrose sugar nitrogen liquid not only increase the disease resistance, but also reduce the damage of downy mildew; application light and micro-fertilizer and light absorption inhibition Spraying tomatoes, cucumbers, peppers, peas, celery, cabbage, kale, lettuce, broccoli, etc. are all very good.

Huaxian Agricultural Technology Promotion Center Lu Shuguang
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