With the increase of the outside temperature, the growth of the thin stems of the sponge gourd has improved, but measures must be taken to promote the recovery of the gourd as soon as possible so as to increase the yield in the later period. Strengthen the management of fertilizer and water, promote root and fertility, and use water-soluble high-nitrogen and high-potassium fast-acting fertilizers, such as Fangrun, Apollo 963, crustectin, Haolipu, etc., and the amount of mu is 8-10 kg. This kind of fertilizer is nutritious, does not hurt the roots, and has high absorption and utilization. Each time the water-soluble fertilizer is applied for 1 to 2 times, root canal and Apollo 963 root-raising element are applied to prevent the root from becoming weak. The most effective measure to first cultivate Zanthoxylum sibiricum and cultivate melon vines is to stay in the late melons and promote nutrient-intensive supply of stem vines. In order to enhance the vegetative growth of the plants, 4-5 leaves can be temporarily changed to leave 1 melon as 5-6 leaves to leave 1 melon, ensuring that the stem vine gets enough nutrition and promotes plant recovery. Luffa melon period vegetative growth is weak, plant growth is slow, should promptly remove the young vines to promote vine growth, and then look at the situation decided to stay in the melon, can be temporarily changed to 7-8 leaf leaves a melon. Disease prevention and control to ensure the growth of stems and leaves robust disease, gray mold, sclerotinia and bacterial soft rot is the main disease damage loofah. Management should establish the concept of "prevention as the main, comprehensive prevention and control" to ensure that the stems and leaves are protected from pathogenic bacteria. When the weather is fine, use Precle 722 g/l Premarine Hydrochloride Aqueous 600 times solution to control epidemic and downy mildew, and use 40% pyrimethanil suspension (800 times solution) to add 3% multi-antimycin agent (500 times liquid) control gray mold, sclerotinia disease, use DT 30% citrate copper wettable powder (500 times liquid) and 72% agricultural streptomycin sulfate powder (3000 times liquid) to prevent bacterial diseases . Rainy day with smoke smoke agent to prevent disease. Spraying potassium dihydrogen phosphate 300 times, amino acid liquid fertilizer 500 times and so on. Love more than a 1.8% solution of nitrophenolic sodium aqueous solution 6000 times, is also an important means of protecting the leaves.
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