Components and relative ratio of volatiles from host tree in different physiological phases were compared, and relative semiochemicals were tested by EAG and in field also.是什么意思_Components and relative ratio of volatiles from host tree in different physiological phases were compared, and relative semiochemicals were tested by EAG and in field also.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句