Holes in corn leaves are a thing

Recently received a reader consultation, his corn field found that some corn leaves were bitten into holes, many leaves become reticular veins, when looking at the leaves, often see a hard insect, I do not know what insects? How to treat?

After the author went to the field for investigation, the insect was diagnosed as double-spotted spider mite. It often damages the leaves and ears of corn, resulting in holes in the leaves. When the corn grows out of the ears, it will take in filaments and ears, affecting the pollination and solidification of the corn.

Control methods: To remove weeds in time and destroy the living environment of the double-spotted beetle beetle. At the same time with the control of spraying, can be used 2.5% Cyhalothrin EC 2000 times spray, if you add a systemic pesticide 48% chlorpyrifos mixed use 20-30 ml per acre can be used to treat aphids, spider mites and other pests and diseases.

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