| Chinese medicine resources is an important material basis for the cause of traditional Chinese medicine, but also an important strategic resource for the country. However, the current background of the traditional Chinese medicine resources has not clear which has been a huge challenge to the sustainable development of traditional Chinese medicine resources. The targeting case of Tanchang County, Gansu province is located in the interlaced area of eastern periphery of Tibet plateau and Minshan Mountain, West Qinling Mountain’s extending areas. There is complicated landform, temperate-climate, frequent natural disasters, rich bio-diversity, and rich wild medicinal plants resources in this area. Survey and sampling techniques followed the published in the Nationwide Chinese Medicine Survey technical notes. This paper’s objective was studying the diversity of wild medicinal plants and their distribution in Tanchang County, such as medicinal plant issue protection, cultivation of medicinal plants, comparison of similarity, and evaluation of plant diversity index and traditional medicinal knowledge of herbal. The main results are as follows:1. The medicinal plants was rich and diverse in Tanchang County, but resources are less, so protection was imminent(1) There are 541 species of wild medicinal plants belonging to 329 genus and 113 families, and herbaceous plant of wild plants were obviously dominant, total of 393 species, and majority part of the underground stem were used the medicinal(201 species, 121 genus and 48 families);(2) Medicinal plants were various, and with 357 species belonging to 239 genera of 96 families. The species differentiation index of seven representative regions showed that wild medicinal plants were mainly distributed at the region of temperate deciduous forests and grasslands. The similarity coefficient of the different seven representative regions showed that different representative regions of medicinal plant species similarity index was low, temperate deciduous shrub and subalpine deciduous broad-leaved shrub have the maximum similarity index, and the similarity index was only 0.2844;(3) Reserves of key species of wild medicinal plants was less; assessment results showed that Tanchang County Wild Medicinal plant was facing with habitat destruction, habitat shrinking, so protection and research of these plants was imminent; six species wild medicinal plants were recommended the establishment of wildlife domestication base in Tanchang;2.Planting scale has been expanding gradually, and peasants’ income has been increasing, but there are some problems at the same time(1) Chinese herbal income accounted for the proportion of the income of farmers is increasing annually; it has become an important source of income of the farmers. The total of Tanchang County cultivation area and production were 21979.06 hectares, 78120 tons, respectively. But the medicinal plant cultivation technology behind, restricted the development of traditional Chinese medicine industry, such as: good agricultural practice for Chinese crude drugs, breeding of new varieties, seed breeding, domestication of wild medicinal plants and other infrastructure work backward.(2)Advice of Tanchang County Regional distribution of medicinal plant cultivation: northern, eastern, central and southern medicinal plant cultivation regional. Center of the northern medicinal plant cultivation regional: Hadapu and Lichuan town; Center of the eastern medicinal plant cultivation regional: Nanyang town; Center of the central medicinal plant cultivation regional: Chengguan town; Center of the south medicinal plant cultivation regional: Xinzhai and Shizi town. While the Chinese herbal medicines brand and specialty construction markets offer advice.3. Tanchang ethno-drugs is representative ethnic medicine in Gansu, but the unknown territory of Tanchang ethno-drugs are far beyond the known domainTanchang’s traditional Qiang-Zang medicinal knowledge is rich different characteristics, and the national doctors are largely decreased and inheritance of the traditional medicinal knowledge to young generation is not smooth. "Qiang Tibetan prescription", is a summary of the local traditional Chinese medicine experts approved prescription 180, 260 kinds of Chinese herbal medicine directory screened 36 kinds of pragmatic TCM appropriate technology and 20 kinds of common diseases, the pathogenesis of multiple prescriptions for 60. Furthermore, by investigating the threatened status and analyzing the main factors, the countermeasures for protection and development of Tanchang’s traditional medicinal knowledge are proposed. |
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