How to remedy the herbicide damage to tobacco leaves
Spraying "Tianda 2116" tobacco special type in time after the occurrence of herbicide damage by ① plays an important role in relieving or alleviating the herbicide damage. ② strengthens agricultural management, irrigation, drainage and loosening soil to promote the growth of tobacco and accelerate the degradation of herbicides. ③ can use plant ash or lime or plant growth regulators to promote the growth of tobacco. ④ topdressing with quick-acting chemical fertilizer or foliar topdressing. Potassium dihydrogen phosphate or Penshibao can alleviate the damage of some herbicides to a certain extent.
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Diagnosis and Control of Herbicide Damage
1. Soil residual pesticide damage: The cultivated land with long-term residual herbicides such as triazene, sulfonylurea and imidazolinone cannot be planted with schisandra chinensis within two years. If you do not understand the use of herbicides in the first two years of planting plots, the more serious phytotoxicity of schisandra chinensis will not be saved, because the current agricultural production is still...
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Possible damage of herbicides to Golf Lawn and its Prevention
The selectivity of herbicides is relative and conditional, and any herbicide may harm the lawn if it is not used properly. Symptoms and causes of drug injury herbicide drug damage can be divided into acute and chronic drug damage. The acute drug damage is caused by contact herbicide, the expression speed is fast, and the damaged lawn leaves are brown.
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