The Central Meteorological Observatory continued to issue a frozen yellow warning at 06:00 on January 19th: It is expected that there will be freezing weather in most parts of Guizhou, northeastern Yunnan, western and southern Hunan, northwestern Guangxi, etc., from 08:00 to 21:00 on the 19th, among which Guizhou There will be freezing rain in parts of most parts of Yunnan, northeastern Yunnan, and central and southern Hunan. Linyi Fertilizer Network Copyright
First, the impact on crops Linyi Fertilizer Network Copyright
1. Low temperature, illuminating, and freezing rain have a certain degree of influence on the growth of vegetables, potatoes, bananas, etc., mainly in slow growth; Linyi Fertilizer Network Co., Ltd.
2. The sugarcane, potato and other crops in the field of low-lying stagnant water have a rotten root and die due to the long time of freezing rain in the frozen rain; Linyi Fertilizer Network Co., Ltd.
3, the new species of sugar cane due to low temperature rotten and germination delay phenomenon. Linyi Fertilizer Network Copyright
Second, prevent freezing damage technical measures Linyi Fertilizer Network Copyright
1. For crop plots with low water accumulation, the drainage ditch should be excavated, water should be removed in time, soil permeability should be improved, and rotten roots should be prevented. Linyi Fertilizer Network Copyright
2. Adopt a method of covering the agricultural film on the dwarf vegetables to increase the temperature to prevent frostbite. Linyi Fertilizer Network Copyright
3, the new species of sugar cane should be covered with mulch film planting, in order to increase the temperature, to prevent frostbite, and to promote germination. Linyi Fertilizer Network Copyright
4. Spray foliar fertilizer. In the rainless days, the vegetables, potatoes, fruit trees and other crops are sprayed with 150 grams of potassium dihydrogen phosphate per day, and 75 kg of water and 50 kg of water are sprayed on the leaves to prevent freezing and promote growth. Linyi Fertilizer Network Copyright
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