1. Splash water or fill the well water in time. Immediately after the rain, artificially splash water and rinse the leaves. It is best to use the well water for sprinkling and wash the soil adhering to the stems and leaves.
2. Timely support the plant. Wash the soil adhering to the stems and leaves, and also rectify the fallen cabbage to reduce the mutual extrusion, so that it is possible to restore the growth of Chinese cabbage.
3. Spray foliar fertilizer in time. After the rain, the ability of the roots of the plant to absorb water and fertilizer is poor. The foliar fertilizer should be sprayed in time (usually potassium dihydrogen phosphate solution plus 1% urea solution), so that the plants can quickly recover.
4. Carry out cultivating loose soil and control pests and diseases in a timely manner. After the water is removed, the soil should be ploughed in time, and the ash or spray of Bordeaux mixture should be applied before the dew is dry to prevent the plants from infecting various diseases.
(Yang Jing)
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