Unverified85% confidenceFactTime unknown
铁棍山药干断面呈黄白色、有细密黏液拉丝痕迹，普通山药（如菜山药）干片颜色偏白且质地疏松，铁棍品种药食价值更高但产量低、价格更贵
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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