How to cure tomatoes with gray mold

Consultation: What should I do if the tomato gray mold is severe? Answer: Botrytis cinerea is a weakly parasitic plant disease that mainly harms the fruits of crops and does not cause any harm to other parts. Its main infection is to infect the dead flowers (stigma, remaining petals, stamens) and then infect the connected healthy tissues. The diseases of leaves and stems are mostly caused by adhesion of these dead tissues. Therefore, the most basic idea of ​​prevention and control is to bring flowers and herbs to block the infection so as to reduce the disease.

Control method: In the point of anther, add about 0.5% of 40% pyrimethanil or 2.3% fludioxonil (Chang Le seed coating agent) 0.1%, it is best to mix the two, and submerge the main flower in the anther. For a few seconds, the excess liquid was bounced off and the flower was completely taken. After the fruit is seated, it is necessary to carefully remove the attached petals, anthers, etc., so that it can basically be controlled. If this is not the case, it is very difficult to prevent and cure the disease by spraying medicine. It is basically in a passive situation, and it is difficult to achieve the desired results when it is time-consuming. Spray control drugs are now better is pyrimethanil, fludioxonil, the best two mixed.

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