本研究通过对八个品种亚麻叶片表面形态结构的扫描电镜观察 ,对不同品种间表皮细胞形态 ;气孔的位置、大小、形态及单位面积气孔数等进行了比较研究。本研究对于亚麻优良品种的选育及引种具有一定的指导意义。1　取材及样品制备选取本校试验田中栽培的八个亚麻品种 ,即国产品种 In this study, we observed the morphology of epidermal cells in different varieties, the location, size, morphology and number of stomata per unit area through the scanning electron microscopy observation of the morphological structure of eight varieties of flax leaves. This study has certain guiding significance for the breeding and introduction of flax varieties. A material and sample preparation Select eight varieties of flax cultivated in our experimental field, namely domestic varieties