Symptoms and Control Methods of Chrysanthemum Virus Disease
Below is an introduction to the symptoms and control methods of chrysanthemum virus disease for netizens, some great tips and knowledge, it is recommended to save for future reference!
Symptoms and Control Methods of Chrysanthemum Virus Disease
The symptoms of chrysanthemum virus disease are mainly mild mosaic or asymptomatic, infected plants can develop severe mosaic or necrotic spots, may also show abnormal flower color, stunted growth, sometimes causing leaf deformation or ear protrusions, and sometimes white annular spots on the leaves. Chrysanthemum virus disease can be treated, and if necessary, fungicides such as Jun Du Qing, Du Ke Xing, Anti-toxin Agent No. 1, or Virus Calm can be sprayed, and it is important to alternate their use.
Symptoms of Chrysanthemum Virus Disease
The symptoms of chrysanthemum virus disease are mainly mild mosaic or asymptomatic, infected plants can develop severe mosaic or necrotic spots, may also show abnormal flower color, stunted growth, sometimes causing leaf deformation or ear protrusions, and sometimes white annular spots on the leaves.
Harm of Chrysanthemum Virus Disease
The harm of chrysanthemum virus disease is manifested in its significant impact on the yield and quality of chrysanthemums, and it is considered a major threat to the development of chrysanthemum production, causing significant losses to chrysanthemum production.
Causes of Chrysanthemum Virus Disease
The main viruses causing chrysanthemum virus disease are the tomato sterile virus and the chrysanthemum B virus, both of which are very common and often combine to cause chrysanthemum virus infections.
What Medication to Use for Chrysanthemum Virus Disease
Chrysanthemum virus disease can be treated, and if necessary, fungicides such as Jun Du Qing, Du Ke Xing, Anti-toxin Agent No. 1, or Virus Calm can be sprayed, and it is necessary to use once every 7-10 days for three consecutive preventions. It is important to alternate their use, and stop medication 3 days before harvest.
Special Medication for Treating Chrysanthemum Virus Disease
To prevent the spread of chrysanthemum virus disease by aphids, oxidized carbaryl and wettable powder of pyridaben can be used for spray control of peach aphids, which are effective. Additionally, insecticides such as dimethoate and malathion can be used, which also have good control effects on thrips.
Control Methods for Chrysanthemum Virus Disease
The control methods for chrysanthemum virus disease are: select healthy, virus-free basal shoots and top shoots for seedling raising, reduce infection sources, eliminate insects, nematodes, and fungal infection vectors, choose optimized cultivation management conditions, and maintain the healthy growth of the plants.
That is the full content of the symptoms and control methods of chrysanthemum virus disease, hoping it is helpful to green plant enthusiasts!