Prevention of corn borer has a coup

2020-03-06 21:06:06
Corn borer (corn borer) is a major pest of corn. In severely hazardous years, maize can be reduced by more than 20%. Its larvae intruded into the main stem or ear of corn, can break the main stem of corn, resulting in reduced yield and quality of corn. In the past, prevention and control of corn borers used medicinal liquids for irrigation, spraying, or poisonous soil sagging, which was both labor- and cost-effective, and easily caused damage to crops and human and animal poisoning. The use of granules to control corn borer is not only cost-effective, labor-saving and labor-saving, but also difficult to cause human and animal poisoning and crop damage, and is widely welcomed by farmers.

1. Ingeniously grasp the appropriate period of prevention and cure: The Application of the big bell-mouth period at the end of the corn leaf is the best period for prevention and treatment.

2, to grasp the appropriate dosage: 3% phoxim granules 0.25-0.4 kg per mu of corn field.

3, spraying method: 1 point spreader method. The granules are loaded into the dispenser and the handkerchief is placed on the corn horn. 2 hand pinching method. With a thumb and forefinger, take a small amount of granules and sprinkle it into the heart. After the work is completed, wash hands with soap and water in time.

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