Recently, tomato mosaic virus disease strains have been found in tomato growing areas. This disease is a problem that many vegetable farmers have headaches in planting season. Prevention: One, timely watering From the colonization of tomato seedlings to the middle stage of fruit setting, the surface of the shed should be kept moist, the surface water content should not be less than 75%, and the air humidity in the shed should not be less than 70%. Second, temperature control Take measures to open the film at night (no rain at night), and manage the shade at night, especially when the light intensity at noon is high. Third, physical control 1, promptly spray water. 2. Using shade nets, the shading nets are generally pulled at 10:00 a.m. and opened after 5 pm to effectively control the occurrence of viral diseases. Fourth, chemical prevention One is the disease-resistant Wei 25 ml + medical virus Ling 15 + harvest 1 15 ml + natural alizarin 2.5 g watered 15 kg evenly sprayed plants. The other is a harvest 15 ml + medical virus Ling 15 tablets + agricultural streptomycin 3 g + zinc sulfate + naphthalene acetic acid 20 ml watered 15 kg sprayed plants. Beverage Drops,Blueberry Extract Drink,Collagen Peptide Extract Drink,Vitamin D3 Cholecalciferol Drops Weihai Baihe Biology Technological Co., Ltd. , https://www.biohighnutraceutical.com
Current tomato cultivation against virus disease