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And white pine blister rust, a native of Siberia first seen in the Pacific Northwest in 1920.
还有白松疱锈病菌,是西伯利亚本土物种,1920年在太平洋西北部首次发现。
youdao
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And white pine blister rust, a native of Siberia first seen in the Pacific Northwest in 1920.
还有白松疱锈病菌,是西伯利亚本土物种,1920年在太平洋西北部首次发现。
youdao