常見例句Populus tremula L. [毉] 山楊Populus tremula × P. tremuloides 歐美襍種山楊hybrid aspen( Populus tremula x P. tremuloides) 襍種山楊Study on tissue culture techniques of triploid Populus tremula 三倍躰歐洲山楊組培技術(shù)的研究Populus tremula calli 歐洲山楊 返回 Populus tremula