Wild Spring Dendrobium Resources' Collection,Preservation and Evaluation of Ornamental and Use Values in Southwest China

In this paper,the domesticating cultivation and the culture in vitro of the 29 stocks and 1 variety had been conducted for three years,their indexes such as flower color,flower diameter,number of flowers,fragrance,flowering time,displaying of flower,scape length,leaf shape,leaf length,plant height,plant type,growth,resistance,medicinal value and edible value were comprehensively evaluated to construct the evaluation system of ornamental and use values by using AHP.The result showed that using the evaluation system,the three species such as D.chrysotoxum,D.nobile and D.loddigesii were screened out,which had the best comprehensive traits for promotion.