At the early stage, the leaves have many brown spots, gradually expanding, the edge of the leaves is dry, and the leaves are yellow. In severe cases, the plants dried up from bottom to top.
After the onset of the disease, 500 times of cupric succinate wettable powder or 4000 times of streptomycin wettable powder were sprayed.
The leaf blade appears brown spots with a diameter of 3-4 mm. When it is serious, the leaves of the plant will wither and even fall.
In the early stage of the disease, 1000 times of methylthiophane and 1000 times of chlorothalonil wettable powder were sprayed for sterilization.
When infected, the leaves become small and deformed, with dark green spots and yellow leaves.
Remove weeds in time, reduce the source of infection, and ensure the surrounding environment of Jasminum nudiflorum is clean. Secondly, control aphids and reduce transmission medium.
The leaves of the plant show brown spots.
Once found, immediately spray chlorothalonil wettable powder for sterilization.
Similar to the symptoms of mosaic, the whole plant turned yellow and died after being infected.
Remove the diseased leaves and strains in time to reduce the source of infection.
Spray sukeling or puhaiyin wettable powder solution for 2 to 3 times when the disease occurs.
Through the analysis of the above diseases, we can find that the diseases of Jasminum nudiflorum mainly occur in the leaves, usually pay more attention to the maintenance, which will reduce the incidence of the plant.
