The effect of early control of autumn tomato diseases and insect pests is good: leaf mildew
Early blight: after the onset of the disease, there are concentric wheel striated disease spots on the leaf surface, dark brown, watery. Before and after the attack, 70% mancozeb wettable powder 500 times diluent, or 75% chlorothalonil wettable powder 400 times diluent spray, once every 7 days, 3 times continuously for 4 times.
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Techniques for preventing physiological Diseases of Autumn Tomato
Early blight: after the onset of the disease, there are concentric wheel striated disease spots on the leaf surface, dark brown, watery. Before and after the attack, 70% mancozeb wettable powder 500 times diluent, or 75% chlorothalonil wettable powder 400 times diluent spray, once every 7 days, 3 times continuously for 4 times.
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Early prevention and control of autumn tomato diseases and insect pests: Botrytis cinerea
Botrytis cinerea: 0.1% of 50% Sukeling wettable powder or 50% prohydantoin wettable powder can be added to the anther solution during flowering, and the effect is very good. The fruit can also be sprayed, but attention should be paid to the rotation of drugs to prevent bacteria from producing drug resistance. You can also use more than 50% grams of dust, spraying 1 kg per mu.
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