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Comparative Study on Mineral Elements in the Roots of Rheum tanguticum from Qinghai-Plateau
Rheum tanguticum Maxim. ex Balf Mineral elements
2011/5/18
In the present paper, the authors analysed 10 mineral elements in the roots of Rheum tanguticum collected from 30 different habitats. The mean concentration values of the 10 elements decreased as foll...