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Prevention of grape disease in the rainy season
Every day must go to the vineyard for full observation. See the disease at the beginning of the symptomatic spraying. With 70% Kebiao 600 times, 80% BDP 300 times or 1:0.7: 180 times Bordeaux, can control downy mildew, mainly Bordeaux mixture, adapt to other drugs, this method is very effective in preventing disease it is good. Spray 1 time: 1:0.5:240 times before flowering, 1:0.7:220 times after flowering, and 1:0.7:200 times when grape is inflated. Grapes will be sprayed once after harvesting 1 : 1: 80Ox liquid, spray 1 to 2 times in the autumn 1:1: 160 times liquid. If white rot and anthrax occur in the middle, the medicine is sprayed symptomatically. Most of these drugs are acidic and should be strictly controlled with Bordeaux intervals.
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