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Kind of watermelon pay attention to prevent phytotoxicity
Watermelon plants grow vigorously and have a high water content, making them particularly sensitive to various chemical agents. If the concentration of applied chemicals is too high or the wrong product is used, it can lead to phytotoxicity, which can harm the plant's health. Here are some effective remedies to address phytotoxicity in watermelons:
First, flushing with water is one of the most immediate and effective methods. Use a sprayer to thoroughly rinse the stems and leaves with water, washing away any chemical residue that may remain on the surface. It’s important to apply enough pressure and use a large volume of water to ensure the chemicals are fully removed.
Another approach is using potassium permanganate as a countermeasure. If phytotoxicity occurs, spray a diluted solution of potassium permanganate (at a ratio of 5000-7000 times) onto the affected areas. This can help neutralize the harmful effects and reduce the damage caused to the plant.
To prevent further harm, it’s advisable to minimize the use of chemical pesticides during the recovery period. Avoid applying similar or incompatible chemicals, as this could worsen the condition of the plant. Instead, focus on natural or less aggressive treatments to support the plant’s recovery.
Proper management after phytotoxicity is also crucial. Apply quick-acting fertilizers along with watering, and loosen the soil around the roots to promote healthy growth. You can also combine root feeding with foliar sprays of phosphorus and potassium-based fertilizers to improve the plant's overall nutrition and enhance its ability to absorb nutrients from the soil.
For example, mix 1 kg of superphosphate with 40 to 50 kg of water, let it soak overnight, and then spray the clear liquid onto the leaves. This method helps restore the plant’s vitality and supports its normal development.
In summary, addressing phytotoxicity in watermelon requires a combination of immediate action, careful chemical management, and proper care. By following these steps, you can help your watermelon plants recover and continue to thrive.