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Each mus of urea, potassium dihydrogen phosphate, 50 grams of sugar, the three were mixed, first dissolved with the appropriate amount of warm boiled water, and then 50 kg of water (including the amount of warm water used) formulated as a mixture. From the beginning of watermelon seedlings, the mixture was sprayed on the stems and leaves of the melon plants once every 7 days, and even sprayed 2-3 times, the control effect was above 95%; it was also possible to use this mixture for irrigation at the beginning of the disease. Irrigate once every 3 days for 3 consecutive times.
Watermelon "death", scientific name is "wheat wilt disease", is a devastating disease of watermelon, extend the vine period to the melon period can occur, especially in the mid-stage disease is the most serious. Here is a simple and easy way to control: