Symptoms of radish mosaic disease
Radish mosaic is a disease caused by virus. The main symptom is that the leaves of plants show pale green to yellow-green mosaic, some leaves are uneven or twisted, and most of them will shrink and deform.
Harm of radish mosaic disease
The sooner radish is infected with mosaic disease, the more serious it will be. In severe cases, it will lead to plant death, which has a great impact on yield, and its pathogen also harms other cruciferous vegetables.
Causes of radish mosaic disease
Radish mosaic is mostly caused by viruses, which are polygonal particles. Virus particles are scattered in cytoplasm, arranged into crystals in vacuoles, or attached to the vacuole membrane in cytoplasm, which systematically infects radish.
What medicine does radish mosaic use?
Radish mosaic can be cured. At the initial stage of the disease, bacterial toxin or antitoxin 1 No.,Dukexing, Virus Ning and other drugs should be sprayed every 7 ~ 10 days, which can be used for three times.
Control methods of radish mosaic disease
It is found that radish mosaic disease must be removed in time and sprayed with corresponding drugs for treatment, but mainly for prevention, otherwise it cannot be cured.
Preventive measures of mosaic disease
Selection of disease-resistant varieties: disease-resistant varieties are the basis of disease prevention and semi-yield, and radish varieties are very resistant to mosaic virus. Different types of disease-resistant varieties should be selected according to local planting habits or consumption habits of products sold everywhere.
Suitable sowing time: autumn and winter radishes should be sown in late season, and spring radishes should be sown in early season. Strengthen field management at seedling stage, strengthen fertilizer and water management, apply more organic fertilizer and phosphorus and potassium fertilizer to improve the disease resistance of radish.