含笑属植物的导管分子大多具有梯状穿孔板，仅有一种可看到单穿孔板。
In contrast, most of the Michelia species possess scalariform perforation plates and only one with simple perforation.
对含笑属6品种进行了长期观测，对其土壤、气候、生长量、开花结实等情况进行了调查。
The soils, climate, growth yield, flowering and bearing seed in the stand of 6 species of Michelia had been investigated and observed for a long time.
本文对我国木兰科的39种木兰属和含笑属植物次生木质部的导管分子进行了初步分析。两属导管分子的长度和宽度略有差异。
This paper deals mainly with comparative studies on elements of secondary xylem in 39 species of Chinese Magnolia and Michelia.
野含笑种群的年龄结构属稳定型。
野含笑种群的年龄结构属稳定型。
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