What medicine does peanut take after summer heat?
1. For bacterial wilt, the symptom is that the second leaf at the top of the peanut plant withers due to dehydration. A few days later, the whole plant wilted rapidly from top to bottom, and the leaf color remained green, but dim. Infected plants can be irrigated with octylamine and propamocarb.
2. Stem rot occurs in the middle and upper part of rhizome or near the first pair of lateral branches. There are some brown plaques in the early stage of the disease, and finally dark brown annular lesions are formed. Irrigate the roots with 500-800 times of 70% thiophanate methyl wettable powder or 600 times of 40% methyl likulin per mu, every 1 day1time, and continuously irrigate twice.
3. For leaf spot disease, symptoms make the leaves fall off earlier, the maturity of pods is poor, and the yield is reduced. It can be sprayed with Bordeaux mixture with a ratio of 1 to 2: 200, carbendazim with a ratio of 50% to 1000 to 1500, Bacillus licheniformis 60-100g and 50kg of water per mu.