Diurnal changes in the photosynthetic characteristics of two high yield and high quality grasses during different stages of growth and their response to changes in light intensity A New Petrified Wood from Taiyuan Formation Xuzhou Coal Field Jiangsu Province Phytoplankton diversity and off-flavor-producing Microcystis in the Taiyuan region of the Fenhe River A Dispersed Cuticle of Cordaites from the Coal of Late Paleozoic, North China A Study of the SO2 Elimination Capacity of some Plants in Taiyuan A New Species of Araucarioxylon Kraus from the Early Early Permian, Nei Mongol, China On the Anatomical Structures of the Lepidodendralean Stem “Lepidodendrontripunctatum from Coal Balls of Taiyuan Formation in Shandong Province, North China A PRELIMINARY ANALYSIS ON THE FLORA OF TAIYUAN REGIONS IN SHANXI PROVINCE Diaphorodendron rhombicum sp. nov., a New Anatomically Preserved Lepidodendralean Stem from the Taiyuan Formation in Southern Shandong Province, North China Study on spatial heterogeneity of soil respiration in Taiyuan Basin A New Species of Petrified Ovules of Late Paleozoic On the Anatomy of Dadoxylon Taiyuanensis DISTRIBUTION AND COMPARATIVE STUDY OF ZINC AND CADMIUM IN TISSUES OF RING-NECKED PHEASANTS FROM TAIYUAN CITY AND ZIJIN MOUNTAIN AREA OF XING COUNTY, SHANXI