I. Prevention and control of pepper wilt in the growth period of pepper field, using roots of potassium permanganate 500 times to prevent the occurrence of blight; if blight has already occurred, 400-500 times of liquid is used to fill the root when the plant first sees wilting, The cure rate can reach more than 90%.
Second, the prevention and control of Chinese cabbage soft rot in the early stage of the disease, timely spraying 500-800 times potassium permanganate solution, spray every 7-10 days, even spray three times, you can control the hazard.
3. When planting tomato virus disease, soak seeds with 0.1% potassium permanganate solution for 30 minutes; when the disease first occurs, spray once again with 1000 times potassium permanganate solution, the control effect is good.
Fourth, the prevention and control of watermelon wilt disease watermelon wilt is a devastating soil fax fungus disease. According to the test, in the plots with blight, respectively, in the three periods of watermelon sowing, seedlings and vines, 500-800 times of potassium permanganate solution was used for ridge spraying and rooting, which generally caused the onset of watermelon wilt. The rate is controlled below 0.5%; when the plant grows to wilting for the first time, the roots are filled with 500 times, and the cure rate can reach 80-90%.
V. Prevention and treatment of grape downy mildew In the early stage of grape onset, spray with 400-600 times potassium permanganate solution, the control effect can reach more than 95%, which is better than spraying E-phosphorus alone.
Second, the prevention and control of Chinese cabbage soft rot in the early stage of the disease, timely spraying 500-800 times potassium permanganate solution, spray every 7-10 days, even spray three times, you can control the hazard.
3. When planting tomato virus disease, soak seeds with 0.1% potassium permanganate solution for 30 minutes; when the disease first occurs, spray once again with 1000 times potassium permanganate solution, the control effect is good.
Fourth, the prevention and control of watermelon wilt disease watermelon wilt is a devastating soil fax fungus disease. According to the test, in the plots with blight, respectively, in the three periods of watermelon sowing, seedlings and vines, 500-800 times of potassium permanganate solution was used for ridge spraying and rooting, which generally caused the onset of watermelon wilt. The rate is controlled below 0.5%; when the plant grows to wilting for the first time, the roots are filled with 500 times, and the cure rate can reach 80-90%.
V. Prevention and treatment of grape downy mildew In the early stage of grape onset, spray with 400-600 times potassium permanganate solution, the control effect can reach more than 95%, which is better than spraying E-phosphorus alone.
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