Three management methods to avoid radish hollow
2019-12-04 13:03:58
Pay attention to balance the water supply. The requirements for soil moisture during the growth and development stage of radish are generally 60%~80%, especially when the radish roots are swollen, when the soil water supply is insufficient or during drought, it is easy to cause hollow, so the water supply should be balanced, when the soil contains When the amount of water is lower than the above requirements, it is necessary to water properly.
Scientific application of boron fertilizer. Boron fertilizer can promote a big radish. From radish sprouts grow 2~3 leaves of true leaves to about half a month before harvest, spraying once every 20 days with boron fertilizer, 150 grams of borax or 100 grams of boric acid per acre, first dissolved in a small amount of warm water Water 60 ~ 75 kg evenly sprayed, spraying time in the evening is appropriate.
Paclobutrazol application. Paclobutrazol has the function of controlling overgrowth of plants and reasonably regulating the distribution and operation 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.
Scientific application of boron fertilizer. Boron fertilizer can promote a big radish. From radish sprouts grow 2~3 leaves of true leaves to about half a month before harvest, spraying once every 20 days with boron fertilizer, 150 grams of borax or 100 grams of boric acid per acre, first dissolved in a small amount of warm water Water 60 ~ 75 kg evenly sprayed, spraying time in the evening is appropriate.
Paclobutrazol application. Paclobutrazol has the function of controlling overgrowth of plants and reasonably regulating the distribution and operation 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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