I. Symptoms The heart of the damaged plant is atrophied or flower-like, and the old leaves are withered early and the plants are curled into a spherical shape. The diseased plants infected by cucumber mosaic virus showed small leaf shape, deformed shape, shortened internodes, clustered, yellow leaves of new leaves; diseased plants infected by turnip mosaic virus, the leaves formed irregular, thick and thin Spotted; leaf margin up; plants infected with beet mosaic virus, veins are transparent, new leaves turn yellow, producing mottled and downward curling.
Second, the law of the disease Pathogens overwintering on wintering spinach and field weeds, the disease in the field mainly depends on mites. In the dry years of autumn, spinach and protected spinach have a heavier incidence. Warm in early Spring, spring spinach is seriously affected. Spinach, which was planted early, nestled, and close to radish and cucumber, was seriously affected.
Third, prevention and treatment methods (A) physical control. Hanging silver-gray strips in the protective ground can help to avoid smashing. (2) Comprehensive prevention and treatment. The first is cultivation measures. Choose a well-ventilated, spinach that is far away from the radish and cucumber plots; in the case of spring drought and autumn drought, water should be added to reduce the incidence; apply organic fertilizer, increase phosphorus and potassium fertilizer, and improve disease resistance. The second is to clean the countryside. Weeds in the fields, on the ground and in the furrows should be removed in winter and early spring, and the diseased plants should be completely removed and brought to the field for deep burial or burning. The third is chemical control. Timely use pesticides to control aphids, especially in spinach seedlings. Before the onset or early onset, 20% of the virus A wettable powder 500 times solution, or 5% of the bactericidal water clearing agent 300 times solution, and the anti-toxic agent No. 1 300 times solution can be sprayed to enhance immunity.
Safe Function: The UV sanitize lamp with Volatile ozone can kill up to 99.9% of most viruses, airborne bacteria, and mold spores.Uses UVC sterilizer light, 360 ° degrees wide beam angle.Made of quartz material, long service life, high transmission rate, and better sterilization effect.
Use safety: It can be operated remotely through doors, walls, cabinets, etc. There is no limit on the angle, and you do not need to worry about being injured by ultraviolet radiation during operation. Use method 1: panel operation Use method 2: remote operation.
Applicable places:UV Disinfection Lamp can safely used in homes, as well as in hospitals, laboratories, malls, doctors″ offices, commercial buildings, food processing plants and other commercial and residential environments throughout the world - any big area place a concern for clean air exists.
Important :Exposing the Ultraviolet radiation for a long time will cause skin and eye burns, please pay attention to the Use instruction manual.People,pet animals and plants are Not Allowed to be present when the UV lamp lighting to work. Please leave away from the place of use immediately. To avoid damage to the skin and eyes, please DO NOT Stare at the ultraviolet light source
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