How to control peanut stem rot?

How to control peanut stem rot? (1) keep good seed: choose summer peanut to keep seed. Harvest in advance on sunny days, dry in the sun, store in a dry place, and choose large healthy seeds before sowing. (2) seed disinfection: 50% carbendazim wettable powder according to seed dosage 0.3%, 25% carbendazim wettable powder according to seed dosage 0.5% plus 5% 10 times fine dry soil, layer by layer into peanut seeds soaked for 12 hours, or add 30 kg water, soak seeds 50 kg for 24 hours, turn 2 times in the middle for 3 times. (3) rotation: rotation with cereal crops, mild disease rotation for 1 ~ 2 years, serious disease rotation for 2 ~ 3 years. (4) cleaning up the diseased and residual bodies in the field: clean up the diseased and residual bodies in time after peanut harvest, turn the soil deeply and reduce the accumulation of bacteria in the soil. (5) spray control: 1000 times of carbendazim wettable powder, spray once before seedling and before flowering.