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The places that cannot be ignored when spraying pesticides

When the sprayer sprays pesticides, it is necessary to select the right agent and apply it at the right time. At the same time, according to the factors affecting the efficacy of the medicine, pay attention to solve the two easily overlooked problems of timely application and delivery of the medicine.

The best time to apply pesticides is after 9:00 am to 10:00 pm and after 4:00 pm. Applying the pesticide at this time will not affect the control effect due to the dilution of the liquid by dew, but also make the pests come into direct contact with the pesticide, increasing the chance of pest poisoning.

For pests at the root, apply the chemical to the root or in the sowing ditch; for pests feeding on the back of the leaf, spray the liquid on the back of the leaf; according to the feeding method of its piercing-sucking mouthparts, it can be selected The insecticides with strong systemic properties are absorbed and transmitted to other parts of the plant to achieve the purpose of delivering the pesticides in place.