How to prevent and control hollow-heart leaf shrinkage disease in hot peppers? Growers should take preventive measures early

Hollow-heart leaf shrinkage in hot peppers may be caused by a viral disease. After pepper plants are infected by a virus, a variety of symptoms can appear, generally including mosaic, fern leaf, vein clearing, dwarfing, yellowing, necrosis, and top bud blight, among which the one that can cause hollow-heart leaf shrinkage in hot peppers is fern leaf virus disease.

After the disease occurs, it can be prevented and controlled by the following methods:

1. 20% Virus A wettable powder at 500 times dilution;

2. Bingdujing or Bingduling at 500 times dilution;

3. 1.5% Zhibingling emulsifiable concentrate at 1000 times dilution;

4. Antiviral Agent No. 1 at 400 times dilution, sprayed once every 10 days, for 3 consecutive sprays.