1, the symptoms of pepper "flower leather" essence is chili anthrax disease, the disease is mainly harmful to the leaves and fruits of pepper. Leaf blade victimization: First, immersed chlorotic spots appear in water, gradually turning into brown and near-circle lesions, with light gray in the middle, and black spots on the last round. The onset of fruit was watery and yellowish-brown at the beginning. The lesions were round and irregular in shape, with dark brown depressions. There were uplifting concentric ring patterns and round pattern dense black spots. When the humidity is high, the spot overflows with a pale red jelly; when dry, the dry skin shrinks like a “sheep hide†that is easily broken, has a pronounced ring vein, and has bristles on the lesion. 2. Disease conditions The germs live on the seeds or with the diseased bodies in the soil, spread with air currents, flowing water, high temperature and humidity, dense planting, excessive watering, excessive nitrogen fertilizer, and poor ventilation. 3, prevention and treatment methods 3.1 and non-solanum crops for 2 to 3 years for the change. 3.2 Seed bed and seed disinfection. Seed bed soil with 50% B-alumino-manganese-zinc plus 50% carbendazim, 10 grams per square meter plus fine dry soil and mix into the sorghum flour for seed bed disinfection; Seed disinfection: Before seeding at 25 ~ 30 °C Soak in warm water for 6 hours, remove and put in 10% trisodium phosphate solution for 30 minutes, remove and wash and call it non-toxic seed. 3.3 Properly dense planting, proper amount of watering, diligent cultivation of loose soil, multiple seedlings, cultivation of strong seedlings, flowering and fruit setting, topdressing phosphorus and potash fertilizers in combination with watering, avoid flood irrigation. 3.4 Remove the diseased body in time. 3.5 In the early stage of onset, spray 50% carbendazim plus 50% thiram 800-fold or 50% thiophanate-methyl plus 80% anthraquinone melamine 500-fold for 5 to 7 days, and spray 3 to 4 times. Note that after the heavy rain peppers must be sprayed before harvesting.
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