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2009年某市的小麦田出现了大面积冻药害。经调查分析,在寒潮频繁和干旱相结合的情况下,麦田不当使用除草剂易发生冻药害。
In 2009, there was a large area of frozen corn in a wheat field in a city. After investigation and analysis, in the frequent cold and the combination of dry conditions, improper use of wheat cropping herbicide prone injury.