The epidemic law and control of citrus root rot disease in the district of Shaoyang, Hunan were studied.

对湖南邵阳地区柑桔根腐病的流行规律及防治进行了研究。

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The epidemic law and control of citrus root rot disease in the district of Shaoyang, Hunan were studied.

对湖南邵阳地区柑桔根腐病的流行规律及防治进行了研究。

youdao