Method and precautions for potassium dihydrogen phosphate

November 30, 2018

Potassium dihydrogen phosphate contains about 52% of the active ingredient P2O5 and about 34% of K2O . The pure product is white or gray-white crystal, has low hygroscopicity and is easily soluble in water, and is a high-concentration quick-acting phosphorus-potassium compound fertilizer. Linyi Fertilizer Network Copyright
Because the price of this fertilizer is relatively expensive, it is currently used for top dressing, especially for fruit trees and vegetables. Usually wheat jointing stage to booting, cotton before and after anthesis, available 0.1% - 0.2% potassium dihydrogen phosphate solution spraying 2 - 3 times, every 5 - 7 days spray a second, usually achieve good yield increase . Linyi Fertilizer Network Copyright
Types of fertilizer potassium dihydrogen phosphate can also be used, but the need to soak the seeds 18 in an aqueous solution of potassium dihydrogen phosphate in a concentration of 0.2% before sowing --20 hours, remove and dry, can be used as fertilizer during seed crop planting Apply. Linyi Fertilizer Network Copyright
It is generally necessary to use potassium dihydrogen phosphate: potassium dihydrogen phosphate is used for top dressing, usually by foliar application. Foliar application is an auxiliary fertilization measure. It must be applied to the base fertilizer in the early stage of the crop. On the basis of good topdressing in the middle stage, it is generally sprayed in the middle and late stages of crop growth to obtain better results. Linyi Fertilizer Network Copyright

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