Ecosystem health theory and its analysis method Differences in root developmenly of winter wheat cultivars in Huang-Huai Plain, China. Sustainable development of the three economic patterns in China: The application of  genuine progress indicator in the sustainability assessment of six typical cities. HISTOLOGICAL DEVELOPMENTAL STUDIES ON THE ADVENTITIOUS ROOTS OF GENUS CHLORANTHUS 杜仲胚胎学的研究——Ⅱ.雄配子体的发育 SEED COAT AND HILUM DEVELOPMENT IN VIGNA SESQUIPEDALIS FRUWIRTH CYTOLOGICAL OBSERVATION OF MICROSPOROGENESIS AND POLLEN DEVELOPMENT IN OCTOPLOID A GROTRITlCUM, T. TURGIDUM AND THEIR HYBRID Initiation and early development of the ovulate strobilus in Pinus massoniana Morphological characteristics and biological significance of specialized connectives in Lonicera (Caprifoliaceae) URNANIZATION IN CHINA AND THE TRENDS OF ITS DEVELOPMENT EMERYO DEVELOPMENT OF BRASSlCA CAMPESTRIS SSP. PEKlNENSlS ANOMALOUS SECONDARY STRUCTURE AND GROWTH IN THE STEM OF XEROPHYTE, GERATOIDES LATENS Scenario analysis on sustainable development of SinoSingapore Tianjin Ecocity based on emergy and system dynamics. Effects of brief exposure to high temperature on Neoseiulus californicus. CAVE IN LAND TYPES BY COAL MINING AND THEIRCOMPREHENSIVE UTILIZATION ECOLOGICAL MODEL Vascular developmentin the transition region of dicotyledonary epigeal seedlings