小麦赤霉病是由多种镰刀菌引起的真菌病害，禾谷镰刀菌是引发该病害的优势小种。

Fusarium head blight (FHB) is a worldwide devastating disease of wheat, barley and other small grain cereals and caused primarily by Fusarium graminearum.

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根据种类特异PCR的分析结果，不同大陆的禾谷镰刀菌存在6种类型（类型1-类型6）。

Species-specific PCR revealed that there were six types of PCR fragments based on their size among the isolates analysed (type 1 to 6) from different continent.

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根据种类特异PCR的分析结果，不同大陆的禾谷镰刀菌存在6种类型（类型1-类型6）。

Species-specific PCR revealed that there were six types of PCR fragments based on their size among the isolates analysed (type 1 to 6) from different continent.

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