1, Spring corn to prevent the first generation, summer corn to prevent the second generation. In order to prevent overwintering and reduce the number of insects, we should adopt the methods of winter straw treatment and field prevention and control to seize the field control at the end of the corn-heart-leaf stage and prevent drilling beetles from harming the female, tassel, and culm. .
2, biological control can be used to kill stalk ants, Beauveria bass powder, etc., or use Trichogramma control. 3, the appropriate period of drug control in the pre-heading mosaic rate of 10%, with chrysanthemum pesticides made of poisonous soil or dilute Irrigation, the effect is good; can also be used in the big bell mouth per hectare with insecticidal double Three kilograms of water focus on spray rough mist in the big bell mouth, or 12.5 kilograms of mixed soil per hectare in the big bell mouth, can play a very good control effect, and can also treat locusts and other pests. 4. Prevention of flowering at heading stage Cutting off filaments at the beginning of wilting at the flowering stage, applying 300 times of trichlorfon to the cuttings, or spraying the dichlorvos emulsion to the base of the female filaments, with good results.
Frozen Octopus
Frozen octopus
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