Winter and spring tomato gray mold prevention tips

The technical tips for the prevention and control of Botrytis cinerea in winter and spring are as follows:
(1) Adhere to ventilation every morning and evening for 0.5-1 hour.
(2) Reduce the time of 24-280C in management to prevent the occurrence of diseases.
(3) When mixing flowers, 800-1000 times of quick-drying and belching are used, and add Chunyu No. 1 and Vc a little.
(4) In the prevention and treatment, one grain of spring rain No. 1 + Shijiale effect is good, and the concentration is 1000 times, spraying.
(5) When fertilizing fertilizer, add some sulphur suspending agent. _ Fertilizer cultivar can choose to use Scoroc and its flushing partner.

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