Note that the requirements for soil water content in the growth and development stage of balanced water supply radish are generally 60%-80%, especially in the period of radish root enlargement, when the soil water supply is insufficient or when the drought is dry, it is easy to cause hollow, so the water supply should be balanced. When the soil moisture content is lower than the above requirements, it should be properly watered.
Scientific application of boron fertilizer and boron fertilizer can promote the radish heart. From the radish seedlings, 2 to 3 true leaves are grown to about half a month before harvesting, and boron fertilizer is sprayed once every 20 days. The spraying time is preferably in the evening.
The administration of paclobutrazol has the function of controlling the excessive growth of plants and rationally regulating the distribution and operation of photosynthetic products in plants. In the growing season of radish plants, 15 grams of 15% paclobutrazol wettable powder is used in the mu, and evenly sprayed with 50 kg of water, the non-growth field is generally used once.
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