Scientific issues of ecological compensation research in China The origin of the term "ecological environment (eco-environment)" in Chinese and its connotation Speculating about scientific investigation on nature of Chinese materia medica Forestry Knowledgization——the Developing Way of Chinese Forestry in the New Epoch Importance of Botanical Scientific Illustration in the research and development of botany Connotation and Principles of resource-saving eco-agriculture in China and ways for its enforcement Changes of specific chromatograms and contents of five components in Yinqiao powder decoctions during decocting process Scientific connotation of decocting method “taking when fragrance volatilized fiercely” for Yinqiao Powder based on dynamic changes of volatile components during decocting process