Studies on Pollen Morphology in Tiliaceae of China Some New Taxa and New Records of Charophyta from Guizhou A new variety of Cerasus from Shandong, China—Cerasus serrulata var. taishanensis A new species of Cerasus (Rosaceae) from Xizang (Tibet), China New taxa of Chroococcaceae from Yunnan, China Some New Taxa of Desmidiaceae from the Hengduan Mountains Region of China Pollen Morphology of Microula Benth. and Allied Genera (Boraginaceae) Application of the Database of Chromosome Image Analysis in Taxonomical Studies of Brassiceae Some New Desmids from Wuhan, China To address the problem of infraspecific classification of Ziziphus jujuba Mill. using RAPD data Phylogenetic placement of Cynomorium Genetic relationship between parasitized and non-parasitized Haloxylon ammodendron in the Alxa Desert New Taxa of Leymus from China The New Speciets of the Tribe Senecioneae (Compositae) from China Parasphenopteris Sun & Deng, a new genus from the Lower Permian of Wuda, Nei Mongol, China Ultrastructure studies on four newly recorded species of Chrysochromulina (Haptophyta) in China Invasive Alternanthera philoxeroides: biology, ecology and management Euphrasia brevilabris Y. F. Wang, Y. S. Lian & G. Z. Du, a new species of the Scrophulariaceae from the Qinghai-Tibetan Plateau, China New Records of Genera of Spermatophyte from Xinjiang Pollen Morphology of Plumbaginaceae in China Studies on Pollen Morphology of Podocarpaceae from China A New Species of Prasiola from Hubei Setiacis—A New Genus of Grasses Effect of Low Temperature During lmbibition on Ultrastructure in Hypocotyls Development of Plantlets from Leaf Protoplast Culture in Brassica juncea var. tsatsi Studies on the Relation Between the Ultrastructure of Secretory Cells and Their Synthesis and Secretion of Lacquer in Laticiferous Canals of Rhus verniciflus A Study on the Volatile Flavor Constituents of Sichuan Preserved Vegetable (Brassica juncea Czern et Coss.) Seasonal Changes of Cambial Activity and Phloem Development in Hevea brasiliensis The Ultrastructural Feature and Distribution of Microbodies in Mature Embryo Cells of Pinus bungeana Effects of Chilling Temperature on Photosynthesis and Photosynthate Transport in Flag Leaves of Hybrid Rice at Milky Stage PCR Amplification and Sequencing of a Wheat rbc S Gene Promoter Preliminary Study of the Benthic Marine Algae on the Northern Bohai Sea Coast Ultrastructural Changes of the Nucleolus During Cell Cycle in Triticum aestivum Succession and Changes of Grassland Quality of the Artificial Grassland Communities in Subalpine Meadow in Gannan Intranuclear Inclusions in Leaf Mesophyll Cells of Davidia involucrata Studies on the Development of Glandular Hairs in Nymphoides peltatum and the Ultrastructure During Their Secretory P Early Development and Ultrastructure of the Major Veins and Their Sheath Tissues in the Maize Leaves Ultracytochemical Localization of Calcium in Micropyle and Embryo Sac of Brassica napus Before and After Pollination Ultrastructural and Cytochemical Study on Mature Pollen of Pinus tabulaeformis The Puff-like Structure: An Intranuclear Structure for Synthesis of Ribonucleic Acid Polymerase Ⅱ Transcripts as Revealed by the 5-bromouridine-5′-triphosphate Labelling and Immunoelectron Microscopy Ultrastructural Studies on the Secretory Cavity Development and Essential Oil Accumulation in the Fruits of Evodia rutaecarpa Ultrastructure of Phloem and Its Surrounding Parenchyma Cells in the Developing Apple Fruit AFLP Fingerprinting Analysis of Elite Hevea brasiliensis Germplasm Pollen Morphology and Exine Ultrastructure of Genus Cordia in Boraginaceae in China Electron Microscopic Studies on the Silver-stained Nucleolar Cycle of Physarum polycephalum Determination of Essential Fatty Acid Composition among Mutant Lines of Canola (Brassica napus), through High Pressure Liquid Chromatography Hedysarum krassnovii B. Fedtsch. (Leguminosae) in China Regulation of Brassinosteroid Biosynthesis and Inactivation Some Fossil Plants from Early Jurassic in Western Hubei With the Relative Problem Between Fossil Plants and Coal-Bearing Observations on the Ultrastructure of the Root Nodules and Its Endophyte of Elaeagnus mollis Diels Species- and Habitat-variability of Photosynthesis, Transpiration and Water Use Efficiency of Different Plant Species in Maowusu Sand Area Predation and Dispersal of Quercus liaotungensis Acorns by Chinese Rock Squirrel and Eurasian Jay A Study on the Leaf Structure of Four Reed Ecotypes Study on Genomic Changes in Partial Amphiploids of Common Wheat Wheatgrass Karyotypic differentiation in Allium macrostemon Bunge A Comparative study on pollen exine ultrastructure of Nothofagus and the other genera of Fagaceae Studies on the Esterase Isozymes in the New Lines of Progeny of the F1 Hybrid Rice Intergeneric Somatic Hybridization Between Brassica napus L. and Sinapis alba L. On the Pollen Morphology and Systematic Position of Trigonobalanus doichangensis Isozymic Studies on the Wheatgrass Genomes in Wheat-Wheatgrass Octoploids Amplification of Soybean Mosaic Virus Coat Protein Gene by Polymerase Chain Reaction and Its Sequence Analysis Recent Advances in the Regulation of Brassinosteroid Signaling and Biosynthesis Pathways Duplication and Divergence of Floral MADS-Box Genes in Grasses: Evidence for the Generation and Modification of Novel Regulators Early osmotic adjustment responses in drought-resistant and drought-sensitive oilseed rape Seasonal Changes in the Ultrastructure of the Vascular Cambium in Shoots of Populus tomentosa Construction of RAPDs Molecular Genetic Map of Chinese Cabbage Pollen Cryopreservation and Pollen Protoplast Isolation in Brassica carnpestris var.purpurea Ultrastructural Study of Mesophyll Cells During Their Dediff erentiation in Stevia rebaudiana Observations on the Ultrastructure of the Developing Aleurone and Sub-Aleurone Cells in Coix lacryma-jobi Changes of Peroxidase and Esterase Activities in Fritillaria thunbergii Miq. During Breaking Dormancy at Low Temperature Correlation Between Ultrastructural Changes of Mesophyll Cell and Lipid Peroxidation Damage in Maize Leaves During Water Stress Ultrastructural Study on Cell Dedifferentiation in Safflower Tissue Culture Biochemical Evidence of Homoeology Between Wheat and Wheatgrass Chromosomes in Set Ⅱ Wheat Wheatgrass Alien addition Lines Ultrastructure of the Secretory Cavity Development in the Fruit of Zanthoxylum bungeanum Ultrastructural Aspects of the Female Germ Unit in Pelargonium hortorum The Rapid Identification of Self-incompatibility of Cabbage by Amino Acid Analysis Change of Proteins at Different Mitotic Phases in Allium sativum Effects of Doubled-CO2 Concentration on Ultrastructure, Supramolecular Architecture and Spectral Characteristics of Chloroplasts from Wheat Ultrastructure of the Multicellular Nodules in Hyperic um perforatum Leaves Effects of CO2 Enrichment on Microstructure and Ultrastructure of Two Species of Freshwater Green Algae