Effects of water transparency on Potamogeton crispus growth and its dynamic model The biomass variation of Potamogeton malaianus and its influential factors in Lake Taihu NEW DATA OF FLORA FROM CHINA Stresses of Eutrophic Lake Sediment on Submersed Macrophytes Ι.Effects of Acetic Acid on Germination and Bud Growth of Elodea nuttallii and Potamogeton crispus A review on the taxonomy and evolution of Ruppia Response of periphyton to nutrient level and relationships between periphyton and decay degree of Potamogeton crispus Physiological and ultrastructural responses of Potamogeton crispus to Hg2+ stress Toxic Effects of Cr6+ on Chlorophyll Fluorescence Parameters,Antioxidant Systems and Ultrastructure of Potamogeton crispus Effects of Weight and Store Temperature on Turion Germination and Seedling growth of Potamogeton crispus L. Biomass and dynamic changes of nutritive value over different growth periods of Potamogeton crispus in Baiyangdian Lake Effects of temperature and dissolved inorganic carbon concentration on the carbon isotopic fractionation of Potamogeton pectinatus Ce3+-abating Effects on the Damage of Cu2+Stress to Potamogeton crispus Leaves A Preliminary Study on NH4+-N Uptake Kinetics of Potamogeton malaianus under Different Nutrient Conditions Impacts of Different Light Intensity on Morphology and Structure of Potamogeton crispus Influences of Allelopathy from Potamogeton malaianus on Isozymes of Scenedesmus obliquus Fragment Propagation and Colonization Ability Enhanced and Varied at Node Level after Escaping from Apical Dominance in Submerged Macrophytes A Study on Pollen Morphology of Potamogeton, Zannichellia and Triglochin from China A New Species of Potamogeton from China A New Species of Potamogeton from Hubei A New Species of Potamogeton from Hubei Effects of different water depths and sediments on Potamogeton malaianus in Lake Taihu Effect of dietary supplements of Potamogeton crispus on laying rate and color of egg yolk in Ma duck under confinement feeding condition Effects of light, temperature and nitrogen on the growth of Potamogeton malatanus Mig Studies on Reproduction Diversity in Potamogeton pectinatus FLORISTIC CHARACTERISTICS OF TYPHACEAE, SPARGANIACEAE,POTAMOGETONACEAE AND NAJADACEAE IN SOUTHWESTERN HUBEI Influences of Potamogeton crispus L.on Phosphorus Status in Lake Sediments The Vegetative Reproductive Characteristics of Stem Fragments in Potamogeton maackianus A.Benn. Seed Germination of Potamogeton malaianus ESTIMATION OF LEAF AREA OF POTAMOGETON MALAIANUS MIQ.AND PRILIMINARY STUDY ON ITS RELATIONS WITH CULTIVATION DENSITIES ECOLOGICAL STUDIES ON POTAMOGETON MALAIANUS MIQ. IN CHINA Influence of water turbidity on germination of Potamogeton crispus and growth of germinated seedling Growth curve of Potamogeton crispus and its influence on water quality of plain reservoir in the Yellow River Delta Diurnal variation of water quality around Potamogeton crispus population STUDIES ON THE POLLEN MORPHOLOGY OF ALISMATACEAE,HYDROCHARITACEAE,POTAMOGETONACEAE AND NAJADACEAE IN HUBEI PROVINCE Floral organogenesis of Potamogeton distinctus A. Benn. (Potamogetonaceae) Physiological Reactions of Potamogeton malaianus to Different N and P Concentrations in the Growth Medium Effects of arsenic speciations on contents of main organic acids in Hydrilla verticillata and Potamogeton malaianus Biosorption and Bioaccumulation of Heavy Metals Copper,Lead and Zinc by a Submerged Aquatic Plant Potamogeton crispus L. at Low Temperature Resource allocation among sexual, clonal reproduction and vegetative growth of two Potamogeton species and their hybrid: adaptability of the hybrid in relation to its parents Testing four barcoding markers for species identification of Potamogetonaceae Using DNA-based techniques to identify hybrids among linear-leaved Potamogeton plants collected in China Effects of substrate nitrogen and phosphorus contents on Potamogeton crispus growth and reproduction. ANTIXIDANT ENZYMES ACTIVITY CHANGES AND ULTRASTRUCTURAL DAMAGE WERE CAUSED BY ZINC IN POTAMOGETON CRISPUS LINN. LEAVES