Rhubarb polysaccharide content is greater in phloem parenchyma than in xylem parenchyma. The mode of rhubarb polysaccharide production is gradual accumulation and storage.
与木薄壁细胞相比，韧皮薄壁细胞贮藏大黄多糖量相对较多，大黄多糖的贮藏和积累方式为逐渐累积。
Rhubarb polysaccharides content was greater in phloem parenchyma than in xylem parenchyma, the mode of rhubarb polysaccharide production was gradual storage and accumulation.
韧皮薄壁细胞与木薄壁细胞相比，贮藏大黄多糖的含量相对较多，大黄多糖的贮藏积累方式为逐渐累积的方式。
Secondary xylem consists of pitted vessels, parenchyma fibers and rays.
次生木质部由孔纹导管、 薄壁组织及射线所组成。
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