The resistance of strawberry to aphids was positively related to the density of pubescences and the content of lignose, and negatively to the content density of stomas.
草莓品种对蚜虫抗性与叶片背面的茸毛密度成正相关,与气孔密度呈显著负相关;与叶片的木质素含量成正比;
from the stomas came the novation
更替从气孔开始
the epidermis of leaves was also studied by optical microscope, the frame type of stomas and arrangement of epidermic cells was found helpful in taxonomy of the genus.
此外对叶表皮还采用光学显微镜进行了研究,发现叶表皮细胞形态、排列方式对分类学研究也有辅助作用。
Res ults 113 patients ( 70.6 % ) nursed the stomas themselves.
结果113例占70.6%造口病人基本能自理造口.
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