What is the symptoms of eggplant virus disease? Introduction to the symptoms and prevention measures of eggplant virus disease
Eggplant is a common vegetable in daily life. Many people like to eat it, and many people like it. Eggplants often have various pests and diseases. Do you know how to prevent and cure these diseases and insect pests? And do you know how to judge which diseases it belongs to? Have the following friends encountered this kind of disease when planting eggplant?
In recent years, the purple spot on the eggplant flower in the greenhouse often appears. The disease is fast: the petals are shrinking, the petals are covered with purple dots, and most of the fruits of the eggplants with such symptoms will grow to medium fruit. At the length of the whole, the whole fruit stops growing, and the collection is firm and hard. When the hand is held, the peel is hard and the flesh does not become soft. After the fruit was cut open, black spots appeared in the flesh or brown rot was found on the top of the fruit. In severe cases, the peel changes and the interior browns.
Eggplant virus disease
According to the characteristics of its symptoms, it should be analyzed that the disease should be a viral disease, not a bacterial soft rot, or a plague or a physiological disease, and should be controlled according to the virus disease. You can follow the following 4 points to prevent:
Eggplant virus disease prevention and treatment measures
(1) Prevention and control of pests and elimination of poisoning: Poisoning of pests is an important condition for the occurrence of viral diseases. Therefore, it is necessary to prevent the transmission of poisonous insects such as aphids, whiteflies, leafhoppers, etc., and to cut off the route of infection. The wormwood can be sprayed on the greenhouse to trap the adult worms.
(2) Enhance plant growth and improve disease resistance: Long-lasting and robust plants are disease-resistant and generally not susceptible to viral diseases. Therefore, it is necessary to control the occurrence of viral diseases by improving the disease resistance of plants. Spray foliar fertilizer to supplement the nutrients needed for eggplant growth and improve the disease resistance of the plants.
(3) Avoid high temperature and drought in the greenhouse: High temperature and drought are the environmental conditions for the occurrence of viral diseases. Water should be watered in time to avoid excessive drought in the shed. It is also necessary to ventilate and cool in time to avoid the symptoms of viral diseases caused by excessive shed temperature.
(4) Spraying the drug to control the viral disease: the foliar spray virus A plus amino oligosaccharide mixture can be controlled, sprayed once every 5 days, and continuously sprayed 3 to 4 times.
The above is about the prevention and treatment of eggplant virus disease. In addition to the virus disease accident, there are various pests in the process of planting eggplant. All of this requires us to pay attention to the management of eggplant planting. If you have a better way to control pests and diseases in eggplant planting management, you can leave a comment to tell everyone.
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