Research on the Variation of Populus deltoides×P. cathayana F2 Generation against Alternaria alternata A Study on Nutrient Dynamics and the Relative Increment Rate in Different Types of Poplar Intercropping Genetic Study and Pulpwood Selection of Loblolly Pine Provenances Ⅰ.Geographical Variation and Correlation Analyse of Economic Traits A Preliminary Study on Dynamic Laws in Coefficient Variation of the Tree Diameter Even-aged stands Study on Provenances of Acacia auriculiformis over Its Natural Distribution Variation in Wood Characteristics and Rotatlon Age of Loblolly Pine for Pulpwood Provenance Variation in the Growth Rate and Wood Properties of Eucalyptus grandis in China Genetic Analysis and Combined Selection for Growth and Wood Quality of Open-pollinated Families of Masson Pine The Genetic Variation of the Main Economic Traits of the Loblolly Pine’s Seed Sources and Its Comprehensive Selection Study on Wood Quality Characteristics of Populus davidiana and Its Variation of Intra-tree The Phenotype Structure and Population Variation of Chinese Hippophae Variation of Wood Basic Density and Tracheid Length of Different Provenances of Loblolly and Slash Pines A Study on the Variation among and within Ecotypes of Pinus tabulae formis Analysis of Genetic Variation and QTL Detection in Cucumber Introgression Progenies Analysis of Genetic Variation and QTL Detection in Cucumber Introgression Progenies A New Plum Cultivar‘Bashan Cuili’ Preliminary Identification of Leaf Color Mutational Strain from Oxalis triangularis Using RAPD and ISSR Markers Preliminary Identification of Leaf Color Mutational Strain from Oxalis triangularis Using RAPD and ISSR Markers Analysis of Interspecific Relationships in Lycoris Herb. Based on trnH-psbA Sequence Analysis of Interspecific Relationships in Lycoris Herb. Based on trnH-psbA Sequence Recent Advances in Viruses Infecting Grapevine A New Mango Cultivar‘Yunre-5006’ In vitro Selection of Resistant Somaclonal Variation of‘Gailiang’Garlic to Violet Leaf Spot Genetics of Fruit Color and Sequence Variation of gf Locus in Brown Tomato Lines Variation Analysis of Four Microsatellite Loci Within Maire Yew Species The Variation of DNA Methylation During Successive Transfer Culture of Chrysanthemum(Dendranthema ×grandiflorum Variation of Anthocyanin of Colored-flesh Potato Tubers and Measurement of Their Antioxidant Activity During the Tuber Development and Storage Variation of substance content during growth cycle of cultured Ganoderma lucidum and its mechanism Occurrence and output of all types of belowground buds of Leymus chinensis and the dynamics of formation and maintenance of aboveground shoots Family Variation of Oleoresin Compounds and Their Correlation in Pinus massoniana Study on Self-compatibility of Camellia oleifera Clones Genetic Variation and Selection of 14-year-old Liquidambar formosana Progeny SRAP Analysis on the Effect of Geographic Isolation on Population Genetic Structure of Populus davidiana in Tibetan-inhabited Regions in Southwest China Analysis of Stage Test and Height Selection of Open-pollinated Pinus tabulaeformis Family Diurnal Variation of Tree Pollen Concentration and Its Relation to Microclimate Factors on Hard Ground Surface in Beijing Urban Area Soil Respiration Characters in a CaraganaPlantation in Loess Plateau Region Spatial Variation of Litter Mass for Pure Plantation of Larix principis-rupprechtii in the Liupan Mountains Genetic Variation of Natural Populations of Betula luminifera in Fujian and Its Relationship with the Habitat Taxonomic Revision of Rhododendron tsoi (Ericaceae) and Its Related Taxa Phenotypic Variation of Trifolium repens in Xinjiang Phenotype and Molecular Analysis of M1 Generation of Stylosanthes Irradiated by 60Co Morphologic Variation of Imported Dactylis glomerata Annual Carbon Dioxide Flux Variations of Alpine Shrub Ecosystem in the Qinghai-Tibet Plateau Phenotypic Variation and Gene Polymorphism of First Generation(SP1) of Spaceflight Carrying Alfalfa Seeds SRAP and RAPD Analysis of Elymus nutans Griseb.Germplasm from the Qinghai-Tibetan Plateau and Xinjiang Morphologic Variations of Cichorium intybus L. Study on Morphological Diversity of Cynodon arcuatus in Hainan Stadies on Long-term Preservation Techniques of the Intergeneric Hybrid-Common Wheat×Eremopyrum orientale and Its Somaclonal Stability Main Fruit Characteristics of Ziziphus acidojujuba Germplasm Resources in Chaoyang, Western Liaoning Province Genetic Variation of Srouting Ability on the Trunk Base of Chinese Fir Analysis on Flowers of Morphology Variation of Paulownia Hybrid A Study on Variations of Seedling Traits in Schima superba Geographic Provenances Research on Variation of Floral and Fruit Traits of Malus hupehensis Populations between Mountain Taishan and Mountain Mengshan Morphological Diversity and Correlativity Analysis of Nut Traits of Amygdalus pedunculata Family Variation on Growth Rhythm of Two-year-old Container Seedlings of Taxus wallichiana var. mairei in Multi-location Trials Analysis of the spatio-temporal variation in net primary productivity of grassland during the past 10 years in Xinjiang ON THE INTRASPECIFIC VARIATIONS OF POLLEN MORPHOLOGY AND POLLEN GEOGRAPHY OF A RELIC SPECIES-HELIANTHEMUM SONGARICUM SCHRENK Distribution of main nutrient elements at different layers for the sharptooth oak forest ecosystem in Mt.Qinling Study on the variation law of soil water in artificial locust woodland under different habitats of Loess Plateau in Northern Shaanxi Breeding strains of Panax notoginseng by using EST-SSR markers RAPD analysis for genetic diversity of medicinal plant Coptis omeiensis Female flower carpellary number and its related characteristics in germplasm resources of Schisandra chinensis Primary analysis on morphological variation of flower and primary analysis of cause in Zephyranthes grandiflora Primary study on abnormalities of meiosis in some species of Dendranthema and their hybrids EFFECT FACTORS OF SOIL RESPIRATION AND THE TEMPERATURE‘S EFFECTS ON SOIL RESPIRATION IN THE GLOBAL SCALE Morphological Variation of Endemic Medicinal Plant Berberis guizhouensis Ying (Berberidaceae) from Guizhou Province Spatial Variation in Seed Dormancy and Germination of Dodonaea viscose in Yuanmou Dry-hot Valley, China EST-SSR Molecular Marker Development from Dendrocalamus latiflorus and Its Application on Genetic Diversity Analysis of Variation Types from Bambusa emeiensis Somaclonal Variation of Cytoplasmic Male S terile Lines with Wild Rice CytoplasmII. Somaclonal Thermo-sensitive Genic Male Sterile Mutation Tissue Culture of Some Ornamental Bamboos An Approach to Study the Fractal Character of Wood Fracture Soil N2O and CH4 fluxes in broad-leaved Korean pine forest of Changbai Mountains Dynamics of heat balance during growing season of broadleaved Korean pine forest in Changbai Mountains Genome Size Estimation of Viburnum (Adoxaceae) Species by Using Flow Cytometry* Intraspecific Variation of Leaf Epidermal Cuticle Waxes under Scanning Electronic Microscope:Stipa purpurea and Oxytropis microphylla from the QinghaiTibet Plateau A Study on Characters Variation of Different Flower Color Groups of Paeonia delavayi (Paeoniaceae) Phenotypic Diversity of Gnetum parvifolium (Gnetaceae) in Fujian Effects of steaming and baking on content of alkaloids in Aconite Lateralis Radix (Fuzi) Variation of seedling physiological biochemical indexes and early selection of Ginkgo biloba Morphological variations of Paris polyphylla var. yunnansensis in different population