Tag: Corn Borer

Technical Plan for Prevention and Control of Major Corn Diseases and Pests in 2021
By: Date: 2021-03-12 Categories: foodtechnology Tags: ,

It is expected that in 2021, the national corn pests and diseases will occur heavily. Among them, the area of ​​corn”three diseases and one insect” occurred 440 million mu, a year-on-year increase of 13.4%. The occurrence of Spodoptera frugiperda involves the Huanghuaihai and the south of the corn planting area, covering an area of ​​40 million mu, of which the south of the Yangtze River accounts for 80%; the armyworm may have high-density and concentrated damage in some corn-producing areas in the north and southwest, and the area is expected to occur 75 million mu times; corn borer occurs moderately in most of the northeast, and most of Huanghuai and southwest parts are more severe, with an estimated area of ​​260 million mu; large leaf spot disease occurs more frequently in parts of Northeast, North China, and Southwest, with an estimated area of ​​6500 Ten thousand acres.

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