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Chemicals control corn borer method

April 29, 2024
First, before corn sowing, medicinal seed dressing. We can use 70% of viperline wet seed dressing agent 420-490 g / 100 kg seed, 5.4% fenazole imidacloprid seed coating agent 108-180 g / 100 kg seed dressing, reduce aphid damage.

Second, when the rate of pods per plant in the leaf stage of corn is 50%, and the amount of 100 strains of pupa is more than 2,000, the methods of chemical control are as follows:
1.50% anti-influx 3000 times;
2.40% omethoate 1500 times;
3.50% dichlorvos 1000 times;
4.2.5% enemy killed 3000 times evenly sprayed, can also use the above liquid irritation, can also be used 40% omethoate 50 to 100 times liquid smear.

3. When the number of 100 corn stubble reaches 4,000, and the percentage of pupa plants is more than 50%, the methods for the control of pesticides are as follows:
1.10% imidacloprid wettable powder 1000 times;
2.20% Confodine rich solvent 8000 times;
3.70% water soluble dispersant 20,000 to 25000 times, 0.36% green plant matrine water agent 500 times;
4.10% beta cypermethrin EC 2000 times, 2.5% cyhalothrin 2,500 times;
5.50% anti-inferiority WP 2000 times.

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