GAO P,LIN W,KANG X Y.Pollen chromosome doubling of Eucommia ulmoides induced by colchicine[J].Journal of Beijing Forestry University,2004,26(4):39-42.是什么意思_GAO P,LIN W,KANG X Y.Pollen chromosome doubling of Eucommia ulmoides induced by colchicine[J].Journal of Beijing Forestry University,2004,26(4):39-42.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句