In the middle and late period of corn, there are multiple periods of pests, and the main pests are aphids, corn borers, armyworms, and cotton bollworms.
Control of locusts, can be used 50% to raise fog 8-10 grams per mu or 10% imidacloprid 10-15 grams per mu 45 kg of water spray.
Prevention of corn borer, can be in the corn sorghum in the small mouth period (9-10 leaves spread out), with 3% phoxim granules 0.5kg, mixed with fine sand 7.5kg, mixed and scattered into the heart leaves, 1.5-2g per plant Or spray with 4.5% beta cypermethrin 1500-2000 times or 2.5% kung fu 1500-2000 times, 6-8 days after the peak of female silking, with 4.5% beta cypermethrin 1500-2000 times or 2.5% kungfu 1500 - 2000 times liquid spray, armyworm can use diflubenzuron or 4.5% beta cypermethrin 1500-2000 times liquid spray control, bollworm can 4.5% beta cypermethrin 1500-2000 times or 2.5% kung fu 1500-2000 times spray.
In the middle and late period of corn, there are multiple periods of pests, and the main pests are aphids, corn borers, armyworms, and cotton bollworms.
Control of locusts, can be used 50% to raise fog 8-10 grams per mu or 10% imidacloprid 10-15 grams per mu 45 kg of water spray.
Prevention of corn borer, can be in the corn sorghum in the small mouth period (9-10 leaves spread out), with 3% phoxim granules 0.5kg, mixed with fine sand 7.5kg, mixed and scattered into the heart leaves, 1.5-2g per plant Or spray with 4.5% beta cypermethrin 1500-2000 times or 2.5% kung fu 1500-2000 times, 6-8 days after the peak of female silking, with 4.5% beta cypermethrin 1500-2000 times or 2.5% kungfu 1500 - 2000 times liquid spray, armyworm can use diflubenzuron or 4.5% beta cypermethrin 1500-2000 times liquid spray control, bollworm can 4.5% beta cypermethrin 1500-2000 times or 2.5% kung fu 1500-2000 times spray.
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