To find appropriate environment for Emmenopterys henryi seedlings and develop corresponding strategies for their natural regeneration, the net photosynthetic rate, water use efficiency, chlorophyll content, height, basal diameter and biomass of two-year old seedlings and the relationships with environmental factors were studied in different habitats, i.e., undercanopy, crown edge, forest gap, and forest edge.
View Article and Find Full Text PDFBMC Musculoskelet Disord
April 2017
Background: Enchondroma, a subtype of chondroma, originates from the medullary cavity of the bone and produces an expansile growth pattern. Enchondroma located in the spine is rare and a few cases of large thoracic enchondroma have been reported. The authors document a rare case of large enchondroma in the thoracic spine of a 49-year-old woman, and discuss its clinical, radiological and histopathological characteristics.
View Article and Find Full Text PDFYing Yong Sheng Tai Xue Bao
January 2007
Based on field investigation, this paper analyzed the characteristics of species diversity and interspecific association at different development stages of Hippophcze rhamnoides plantations. The results showed that the species diversities of shrub layer, grass layer, and whole community of H. rharnnoides plantations were all fluctuated in "S" shape.
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