What causes the shriveling of the heart leaves of hot peppers?
The shriveling of the heart leaves of 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, stunting, yellowing, necrosis, and top necrosis, among which the one that can cause the heart leaves of hot peppers to shrivel is fern leaf virus disease. After this disease occurs, it can be controlled by the following methods: (1) 20% Virus A wettable powder at 500 times dilution; (2) Virucide or Virus Spirit 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.
The shriveling of the heart leaves of 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, stunting, yellowing, necrosis, and top necrosis, among which the one that can cause the heart leaves of hot peppers to shrivel is fern leaf virus disease. After this disease occurs, it can be controlled by the following methods: (1) 20% Virus A wettable powder at 500 times dilution; (2) Virucide or Virus Spirit 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.