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玉米圆斑病是我市新发生的玉米病害,通过3 年调查研究,了解该病在本地区发生规律,经过试验找到了有效的防治措施。
Corn spot disease is a new maize disease in our city. Through 3 years of investigation and study, we know that the disease occurs in this area and found effective control measures.