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小麦早冬灾害
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小麦早冬灾害
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小麦早冬灾害
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early winter disaster of wheat
小麦早冬灾害
小麦播后持续气温偏低或秋末初冬剧烈降变温,导致冬前小麦生长量不足或因抗寒锻炼太差,越冬期间发生冻害死苗,造成减产的现象。一种小麦低温灾害。
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