How to prevent greenhouse green pepper rot fruit

Agricultural control

To control the temperature and humidity in the shed using the traditional ground irrigation method, a thermometer is attached to both ends of the shed, and the temperature and humidity in the shed are regularly measured. During the daytime, the temperature in the shed is controlled between 23°C and 27°C, the nighttime temperature is controlled between 16°C and 20°C, and the relative air humidity is controlled at 70% to 80%.

Manually disinfect the grass pad lime disinfection tank with a length of 1.2 meters and a width of 1 meter in front of the buffer room and the entrance to the greenhouse. Sprinkle the lime every 15 days to keep the pool moist. Into the shed, both feet are disinfected through the tank to prevent external bacteria from being carried. source. Equipped with a 0.5% potassium permanganate disinfectant barrel, such as picking the diseased fruit and immediately using its disinfecting scissors and latex gloves, to prevent spread of pathogenic bacteria.

Pesticide control

After epidemic prevention and control of green pepper colonization and survival, they were sprayed with 64% antiviral 400 times solution, 72% metalaxyl manganese zinc 500 times solution, and 72% Duponclox 700 times solution, spraying once every 7 days. Spray 2 or 3 times.

Botrytis cinerea and sclerotinia prevention and control of pepper to spray pepper on the time of 20% of the Green Emperor 400 times solution or quick 1200 times to control botrytis cinerea; spraying 40% wow Ling 400 times or Shiba 1500 times Liquid control Sclerotinia.

The control of soft rot should be strengthened during the early flowering and post-harvest period. 77% of the 700 times can be used to kill 72% of the agricultural streptomycin 3000 times.

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