Chemical components of volatiles from withered black poplar leaves with different physiological age Neural network based on modified simplex method and its application in studying forest self-thinning Effect of combined treatment of 60Coy-ray and EMS on antioxidase activity and ODAP content in Lathyrus sativus Primary identification of organic compounds in soybean rhizospheric soil on continuous and alternate cropping and their allelopathy on soybean seed germination A primary study on distribution and binding forms of arsenic in polluted crop seeds Primary research on interface ecology in agroforestrial ecosystems Comparison analysis on physical and value assessment methods for ecosystems services Rhizospheric effect of organic material on heavy metals in coastal saline soil Ⅱ. Distribution of soil native ferric forms Effect of no-tillage on energy flow in cotton agroecosystem Relationship bwtween CH4 and N2O emissions from rice field and its microbiological mechanism and impacting factors Farmecosystem diversity in typical agricultural regions of China Ecolgical effect of heavy metals on soil microbes An indicating framework for ecosystem sustainability A disturbed ecosystem Ⅱ. Nitrogen cycling and its regulation in tussah-feeding oak plantation Co-metabolic and synergic phenol-degradation mechanisms of Eichhornia crassipes and its rhizospheric microorganisms Ecology of genetically engineered microorganisms and risk assessment for their planned release Distribution and forms of iron and manganese in calcareous rhizosphere soils as related to plant uptake A NEW VARIETY OF Acanthopanax senticusus SPECIES AND SPECIALIZED FORMS OF COLEOSPORIUM-PINUS SYLVESTRIS VAR, MONGOLICA NEEDLE RUST Development of the vascular bundle and transfer cells in cotyledon of lotus THE STUDIES ON GENETIC EFFECTS OF MALE STERILE CYTOPLASM IN RAPESEED ( B.NAPUS ) Study on the Tissue Culture of Gentiana rigescens Franch. ex Hemsl. by Fourier Transform Infrared Spectroscopy Responses of the Antioxidant System in Nelumbo nucifera Seedlings to Arsenic Toxicity Chemical Constituents of Epimedium truncatum Polyphenols and Triterpenoids in Rubus aleaefolius Poir.Leaves Humus respiration and its ecological significance The characteristics of nematode diversity in turf medium derived from municipal solid waste compost Effects of subsoil bulk density on rhizospheric soil microbial population, microbial biomass carbon and nitrogen of corn (Zea mays L.) field The impacts of future climate change on water resources in the Heihe Watershed on the Loess Plateau Seed Germination in vitro of Renanthera imschootiana Rolfe Variations of Length and Cell Numbers of the Uppermost Internode of TGMS Rice with eui Gene GC-MS Analysis of Fatty Acids in Mangrove Plant Rhizophora stylosa Chemical Constituents of the Volatile Oil from the Rhizome of Hedychium forrestii Diels Analysis of Fatty Acids in Raphanus Seeds by GC-MS Bioactive Essential Oils from Cinnamomum japonicum Sibe Analysis of Aroma Components from the Fruits of Artocarpus heterophyllus GC-MS ANALYSIS OF DIFFERENT SOLVENT EXTRACTS OF GINGER ADVANCES IN STUDY ON MOLECULAR MECHANISMS OF PLANT RESPONSE TO WATER STRESS AND GENETIC ENGINEERING OF STRESS TOLERANCE PRELIMINARY ANALYSIS OF A RICE TILLER MUTANT COMPARATIVE LEAF ANATOMY OF UVARIA LINN.,CYATHOST‘EMMA GRIFF. AND ELLIPELA HOOK. F. ET THOMSON (ANNONACEAE) FROM MALAYSIA Effect of Cesium on Seedling Growth,Its Subcellular Distribution and Chemical Forms in Brassica juncea L. New Data of Vascular Plants in Inner Mongolia Physiobiochemical Characteristics and Stamen Development Characteristics of LRCMS Flower in Winter Rapeseed (Brassica campestris) in vitro Screening and Identification of Mutants with Weak Alkali-tolerance of Vaccinium uliginosum Linn. High Saponin Content Mutants of Codonopsis lanceolata Induced by EMS Resistance evaluation of soybean germplasms to soybean cyst nematodes Rapid detection of cyclic lipopeptide metabolites from Bacillus First Report of SNP Primers of Three House-keeping Genes of Puccinia striiformis f. sp. tritici Toxicity measurement on the Fusarium oxysporum f.sp. cubense and GC-MS analysis of the extracts from Allium tuberosum and A. fistulosum Regulation of expression of type Ⅲ secretion system-encoded hrp genes of Xanthomonas oryzae pv. oryzae by diffusible signal factor-mediated quorum sensing Studies on Toxins of Tree Pathogens Primary Research on the Pathogenic Mechanisms of Lecanosticta acicola, the Causal Agent of Brown Spot Needle Blight The Karyotypes of Four Species of Medicinal Plant States and Advances of Resistant Studies on Slash Pine to Brown Spot Needle Blight in China Screening of Mutants Resistant to the Toxin Produced by Fusarium oxysporum f. sp. cubense Using Ethyl Methane Sulfonate and Toxin Mutagenesis Techniques Screening of Mutants Resistant to the Toxin Produced by Fusarium oxysporum f. sp. cubense Using Ethyl Methane Sulfonate and Toxin Mutagenesis Techniques The Changes of Floral Color and Pigments Composition During the Flowering Period in Paeonia lactiflora Pallas Effects of Low Sink Demand after Fruit Removal on the Photosynthetic Characteristics and Photoprotection in Strawberry Plants Construction of One Mutant Library and Research on Phenotypic Variation of M2 Population Leaves in Chinese Cabbage Construction of One Mutant Library and Research on Phenotypic Variation of M2 Population Leaves in Chinese Cabbage VIGS Expression Vector Construction and Expression Analyses of SmMsrA Gene in Eggplant Optimized Method for Detecting the Cold Hardiness of Grape Dormant Bud by Low Temperature Exotherms(LTE)Analysis and Its Utilization EFFECT OF IRRADIATION ON TSNAs IN CIGARETTE EFFECT OF ELECTRON BEAM ON THE MICROBIOLOGICAL AND SENSORY CHARACTERISTICS OF SQUID JEOTKAL AND ITS INGREDIENTS AGRONOMIC TRAITS AND MOLECULAR DETECTION OF Brassica napus L. GENERATION INDUCED BY EMS EFFECT OF TEMPERATURE ON VOLATILE FLAVOR COMPOUNDS OF OYSTER EFFECT OF GREEN MANURE UTILIZATION AND REDUCED N FERTILIZER ON WHEAT YIELD AND SOIL FERTILITY GENETIC DIVERSITY OF WHEAT GERMPLASMRESISTANCE TO THE APHID(Sitobion avenae F.) BY SSR MARKERS IDENTIFICATION AND ANALYSIS OF EMSINDUCED DWARF MUTANTS IN RICE Effect of different cultivation systems on the soil microbial carbon and nitrogen amount and the yield of cucumber in greenhouse Effects of red mud application on rice growth and transformation of cadmium forms in Cd-contaminated paddy soils Effect of different iron forms on iron plaque on root surface and iron uptake in rice seedlings Impact of effective microorganisms on microbial communities and enzyme activities in rhizosphere soil of continuously cropped garlic Photosynthetic characteristics and protective enzyme activities of different low k-tolerance soybean varieties under low potassium stress Impacts of soil depths on phosphorus leaching losses in manural loessial soil Effect of nitrogen forms on the growth, yield, content of ferulic acid and total alkaloids of Ligusticum chuanxiong Impacts of irrigation regimes on phosphorus leaching in manural loessial soil APPLICATION OF ODO FREEZE CRACKING METHOD FOR SPECIMEN PREPARATION OF POLLEN GRAINS UNDER SCANNING ELECTRON MICROSCOPY STUDIES ON CHEMICAL COMPOUNDS OF THE ESSENTIAL OIL FROM FLOWERS OF ROSA HUGONIS HEMSL STUDIES ON MICROSPOROGENESIS AND DEVELOPMENT OF MALE GAMETOPHYTE OF ALANGIUM CHINENSE (LOUR. ) HARMS