Effect of vegetation on runoff-sediment relationship at different spatial scale levels in Gullied-hilly Area of the Loess Plateau,China The relationship between vine diameter at breast height and its host tree diameter at breast height in Hunan Province, China The comparison of methods in analysis of the tree spatial distribution pattern Mutualistic relationship between freshwater snails and aquatic macrophytes Relationships between the emergence and oviposition of ectoparasitoid Spathius agrili Yang and its host emerald ash borer, Agrilus planipennis Fairmaire Antiserum preparation and serological charac-terization of the nucleocapsid protein of Toma-to zonate spot virus Genetic Relationships among Some Astragalus Species from Mongolian Plateau Based on ISSR Markers Chromosome Karyotypes of Coptis Species in China SRAP Analysis of Genetic Relationships among Carica papaya L. Genotypes ISSR Analysis on Genetic Relationship of Begonia Germplasm Correlation between Growing Characters of Main Species Belonging to Different Functional Groups and Ground Temperature in Kobresia Meadow Vigor Indexes Change and Correlation of Non heading Chinese Cabbage Seeds in Different Aging Degrees Effect of Cultivated Switchgrass on the Growth of Associated Weed Biomass and Density at Different Growth Stages PATTERN ANALYSIS OF INTER-SPECIFIC RELATIONSHIPS IN FOUR ARID COMMUNITIES IN SAND LAKE, NINGXIA HUI AUTONOMOUS REGION, CHINA Biomass allocation and leaf stoichiometric characteristics in four desert herbaceous plants during different growth periods in the Gurbantünggüt Desert, China Sampling Strategy for Genetic Diversity and Genetic Relationship of Relative Species Spatial distribution and habitat-association of snags in the tropical karst seasonal rainforest of Southwest Guangxi, China Diversity and interspecific relationship of wheat aphid and natural enemy system in Ningxia Combined effects of potassium and indole-3-acetic acid on tritrophic interactions between common wheat Triticum aestivum (Graminales: Poaceae), English grain aphid Sitobion avenae (Hemiptera: Aphididae) and parasitoid Aphelinus asychis (Hymenoptera: Aphelinidae) Genotype difference and heterosis of nutrient characteristics of fluecured tobacco in seedling stage Effect of planting density and N rate on the relationship of individual winter wheat and its plant population in furrow and ridge film mulching planting system Analysis of variation in physio-biochemical characteristics and cold resistance in winter rapeseed F2 populations Comparison of the production performance of ryegrass cultivars and screening of dominant varieties Evaluation of the nutritive value of 42 kinds of forage in Guizhou Province by grey relational grade analysis A study of salt tolerance and feeding quality of Italian ryegrass varieties under salinized-soil conditions Research on the feeding quality and related stem morphological traits of rice (Oryza sativa) straw Relationship between Hybrid Performance and Genetic Distances amongPinus massoniana Clones Based on ISSR Molecular Marker GEOGRAPHICAL VARIATION AND CORRELATION IN SPECIFIC GRAVITY AND TRACHEID LENGTH OF JUVENILE WOOD OF MASSON PINE Relationship between soil enzyme activities and trace element contents in Eucalyptus plantation soil Structure and function of township agroecosystems and their correlation in northern plain areas of Zhejiang Province Vegetation and its relation with climate conditions near the timberline of Beitai,the Xiaowutai Mts., Northern China Spatial heterogeneity of grassland pattern under grazing and forage condition Relationship between growth potential of pine,population density of Monochamus alternatus and pathogenicity of Bursaphlenchus xyloophilus Analysis on ecophysiologlcal characteristics of leaf photosynthesis of Aneurolepidium chinense in Songnen grassland Analysis on the Genetic Relationship of Gui Re Mango (Mangifera indica L) Cultivars or Lines Photosynthesis and Water Relations in Eight Urban Landscape Climbing Plants Advances in the Genetic Relationship of Longan Germplasm Resources Interfamilial Relationships of Santalales as Revealed by Chloroplast trnL Intron Sequences PHYLOGENETIC RELATIONSHIPS IN LYSIMACHIA (PRIMULACEAE): A CLADISTIC ANALYSIS A COMPREHENSIVE EVALUATION OF SOME NEW SWEET MAIZE VARIETIES WITH THE GREY RELATION DEGREE EFFECT OF VEGETATION STATUS ON SPECIES DIVERSITY OF TREE SEEDLINGS IN A SUBTROPI CAL EVERGREEN FOREST Study on the Selection of 69 Asexual Tung Tree Families by Canonical Correlation Analysis Genetic Study and Pulpwood Selection of Loblolly Pine Provenances Ⅰ.Geographical Variation and Correlation Analyse of Economic Traits Studies on Interspedcific Relationship between Two Chalcid flies on Bamboo Research on Open-pollination Progeny Test in Loblolly Pine(Pinus taeda) Preliminary Research on the Application of ERS 1 SAR in Forest Genetic diversity and genetic relationship of Caragana microphylla, Caragana davazamcii and Caragana korshinskii in Inner Mongolia Plateau Comparative study on photosynthesis of medicinal plant Saposhnikovia divaricata in different periods The patch characteristics of wetland remnants in the Sanjiang Plain and its influence on plant species richness Stoichiometry study of C, N and P in plant and soil at different successional stages of monsoon evergreen broad-leaved forest in Pu′er, Yunnan Province Impacts of grazing on the system coupling between vegetation and soil in the alpine and subalpine meadows of Wutai Mountain The application of spatial analysis methods to microbial ecology The spatial relationship analysis of rural per capital revenue based on GIS in Zulihe River basin, Gansu Province The coupling relationship and emergy analysis of farming and grazing ecosystems in Mu Us sandland Spatial distribution pattern of different strata and spatial assocations of different strata in the Schrenk Spruce Forest, northwest China Leaf Epidermal Characteristics of Eragrostidinae from China and Their Taxonomic Significance in Relationships Among Genera Application of Farinograph Quality Number (FQN) in Evaluating Dough and Baking Qualities of Winter Wheat Relationship of Soil Nutrients with the Regeneration of Cold Temperate Coniferous Forest in the Guandishan Mountain Genetic Diversity and Relationships Among Species of Lonicera in Gansu Province Allozyme Variations and Genetic Relationships of Six Species of Ranunculus Research Advances of Orchidaceae Plants in Phylogeny and Genetic Relation Appraisal of Tomato Germplasms by SSR Markers Interspecific Relations of the Dominant Plant Populations in the Middle Part of Zhongtiaoshan Mountain Genotypical factor analysis on quality properties of wheat variety Analysis of honey peach germplasm based on RAPD markers Cladistics of Heracleum in China Study on phytic acid,pentosan contents and relations with theirrelative characters in grain of different wheat varieties Correlation analysis of quality traits and yield traits using recombinant inbred lines (RIL) population in wheat Study on relationship between species in plant communities of Tianlong Mountain Interspecific association and correlation of dominant species of Lishan Mountain meadow in Shanxi Province Study on relationship and cluster of Calligonum by isozyme electrophoresis analysis Relationships among genera of Tridentinae from China based on some leaf epidermal characteristics Oil and fatty acid composition of sunflower under varying environment Comparative analysis on the pteridophyte floral relationships between Wulingshan region and its neighboring florae Construction and Application of SRAP-PCR System to Analyze Genetic Relationship of Actinidia Correlation Between FDA Enzyme Activity and Soil Fertility Under Combining Application Organic and Nitrogen Fertilizer in Facility Vegetable Field Malus sieversii Leaf Traits Variation and Correlation Analysis with SSR Markers Malus sieversii Leaf Traits Variation and Correlation Analysis with SSR Markers Relation ship of Hemerocallis spp . Wild Species and Cultivars by AFLPMarker Relation ship of Hemerocallis spp . Wild Species and Cultivars by AFLPMarker