Radish hollows affect the yield, quality and economic benefits of radish. However, there are also ways to prevent the effective control of radish hollows.
Pay attention to balanced water supply: The requirement for soil water content in the growth and development stage of radish is generally 60% to 80%. Especially during the root enlargement period of radish, when the soil water supply is insufficient or when drought occurs, it is easy to cause hollowness. Therefore, balance water supply should be maintained. When the soil moisture content is lower than the above requirements, it is necessary to water properly.
Scientific application of boron fertilizer: boron fertilizer can promote radish a big heart. From radish seedlings grow 2-3 true leaves from the beginning to the harvest about half a month, spray boron once every 20 days, each mus 150 grams of borax or boric acid 100 grams, first with a small amount of warm water after the solution Water 60-75 kg evenly sprayed, spraying time in the evening is appropriate.
Application of paclobutrazol: Paclobutrazol has the function of controlling excessive plant growth, reasonably regulating the distribution and functioning of photosynthetic products in plants. In the radish plant growth period, mu 15 grams of 15% paclobutrazol wettable powder, 50 kg of water evenly sprayed, non-growing fields generally can be used once.
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