How to control Tomato Bacterial Wilt caused by Ralstonia solanacearum?

  1. Chemical way, by adopting Zinc thiazole, in formula C4H4N6S4Zn. Zinc thiazole
    1. Application method:
      1. Remove diseased plants immediately and do not compost the diseased plants.
      2. Making stock solution by using Zinc thiazole.  Concentration: 1:200~500.
      3. Watering roots. To young plants, normally 200ml stock solution used. To older plants with stronger roots, raising the quantity accordinly. watering roots
      4. All the plants should be treated with this methods.
    2. Notification:
      1. Do not irrigate before or after the application. If the plants needs water, try to irrigate with irrigation ditch, with a certain distance to the roots.
      2. Try to applicate in sunny weather.
  2. cultural control, as a reference from https://tomatodiseasehelp.com/treat-bacterial-wilt
    1. Running water can spread the disease to other parts of the garden so rotate your crops regularly away from host plants which could include all of the nightshades (tomatoes, peppers and eggplants), flowers including sunflowers and cosmos and potatoes.
    2. Try raised beds to improve drainage and control root knot nematodes that weaken plants, leaving them more susceptible to disease.
    3. Space plants far enough apart to provide good air circulation.
    4. Have your soil tested and maintain a pH of 6.2-6.5, which is ideal for growing tomatoes and many other vegetables.
    5. Wash your hands after handling infected plants and sterilize any gardening tool that could have been used in infected soil.

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