Zinnia mosaic disease often causes dwarfness, degeneration, and loss of ornamental quality. The onset of symptoms is slightly mottled at the beginning of the disease, and later becomes a deep green mottle. The symptoms are even more pronounced on the new leaves.
The transmission route of this virus disease is spread by various aphids. The host range of Zinnia mosaic virus is very wide, and the growth season of Zinnia is a period of aphids. There is a great correlation between the occurrence of aphids and diseases.
Control methods: In the various stages of plant growth, timely spraying of new high-fat membrane, anti-mosquito nesting plant body, prevention and control of fleas and control of Zinnia mosaic disease have a certain role. In addition, while maintaining adequate water and fertilizer, we must also pay attention to the field of health management, eradication of diseased plants in order to reduce the source of infection, in the early stages of disease, spraying targeted drugs plus a new high-fat membrane, greatly increasing the effective rate of pesticides.
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