Comparative anatomical and histological research of the roots of Rheum Palmatum L. And Rheum Officinale B.
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Optimization of chloroplast microsatellite PCR conditions and primer screening for endangered Rheum officinale, Rheum palmatum, and Rheum tanguticum.
Chloroplast microsatellite primers were developed in order to provide more population genetic information of endangered Rheum officinale, R. palmatum, and R. tanguticum for conservation. The dried roots and rhizomes of these plants are important in traditional Chinese medicine. The results showed that the optimum concentrations of Mg(2+), Taq DNA polymerase, dNTPs, template DNA, and primers in ...
متن کاملKaryotype analysis of Rheum palmatum.
Rheum palmatum, one of the source plants of the traditional Chinese medicine rhubarb, is anendemic and endangered species. To our knowledge, this is the first report on the chromosome number and karyotype of this species. Sectioning combined with micrography was used to analyze the karyotype. The following results were obtained: R. palmatum had a stable chromosome number 2n = 22; the basic numb...
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15 صفحه اولthe investigation of the relationship between type a and type b personalities and quality of translation
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Morphological Variation in Leaf Dissection of Rheum palmatum Complex (Polygonaceae)
AIMS Rheum palmatum complex comprises all taxa within section Palmata in the genus Rheum, including R. officinale, R. palmatum, R. tanguticum, R. tanguticum var. liupanshanense and R. laciniatum. The identification of the taxa in section Palmata is based primarily on the degree of leaf blade dissection and the shape of the lobes; however, difficulties in species identification may arise from th...
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ژورنال
عنوان ژورنال: Aspirantskiy Vestnik Povolzhiya
سال: 2020
ISSN: 2410-3764,2072-2354
DOI: 10.17816/2072-2354.2019.19.3.155-159