Effects of long-term straw-returning on corn yield, economic benefit and water use in arid farming areas Study on the Relationship between Growth and EnvironmentalTemperature of Rhizophagus grandis (Coleoptera: Rhizophagidae),An Important Predator of Dendroctonus valens (Coleoptera: Scolytidae) Identification and Genetic Variation Analysis of Armeniaca cathayana Hybrids Tree Ring Response of Scots Pine Provenances to Climate Factors at Maoershan, Northeastern China Progress in the Oviposition Behavioral Ecology of Herbivorous Insects Effects of Different Growth Regulators Treatment on Cattleya Flowering Effects of Different Treatments on Soil Microenvironment and Germination\nRate of Gleditsia sinensis Afforested by Direct Seeding Research on Change Low Output Forest of C itrus changshanhuyouin Red So il Hilly of J inqu Ba sin Studies on Transpiration of seedlings of the Main Tree Species Under the Condition of Drought Stress in the Dry-hot River Valleys of the Jinsha River Discussion on some basic problems in design of wetland ecosystem Medium selection and compounding of environmental eco-engineering through making use of life rubbish to produce carpet turf Land use dynamic monitoring supported by remote sensing and GIS-A case study in Kenli County of Yellow River delta Pot experiment on effect of clipping at seedling stage on spring wheat Effect of topsoil drought and root signals on yield formation of spring wheat Flood damage and controlling strategies at Hun Tai basin Morphological characteristics and growth redundancy of spring wheat root system in semi-arid regions Formation mechanism of flooding and waterlogging disasters in region of Dongting Lake and their ecological reducing strategies and watershed management Techniques for protection forest system construction on saline-alkalized soil of Liaohe Delta Effect of inhibitors and their combination on the behavior and fate of urea 15N in wheat soil system Cold-resistance ability of two mangrove species Kandelia candel and Aegiceras corniculatum during their overwintering period Effect of long term foliage dressing rare earth elements (REEs) on their distribution, accumulation and translocation in soil spring wheat system Impact of high temperature stress on survival of Tn5 mutants or Rhizobium fredii and phenotypic expression of Tn5 in soil Correlation among eltments in tree rings on Xixia Mountain of Nanjing and their combination types Effect of rise in air-temperature on tree ring growth of forest on Changbai Mountain Ecological features of matter conversion of mushroom(Pleurotus ostreatus) cultured on different media Vicia faba used as a bioindicator for monitoring atmospheric SO2 pollution Variation of tree-ring in urban environment and its relation to industrial development Lake nutrient ecosystems in the east-central moist subtropical plain of China Effects of the covering behavior on food consumption, growth and gonad traits of the sea urchin Glyptocidaris crenularis Bioindicators and Biomonitors in Environmental Quality Assessment Relationship between net primary productivity of tree layer in Pinus tabulaeformis and Pinus armandi forests and climatic factors at Huoditang forest region in the Qinling Mountains Cluster Analysis and Codon Usage Bias of psbA Genes From Prokaryotic Microalgae Responses of Gas Exchanges Characteristics and Biomass Accumulation and Allocation of Spring Wheat With Different Drought Tolerance to Water and Nitrogen Treatments Effects of Foliar Spring Urea on Nitrogen Absorption, Distribution,Physiological and Biochemical Characteristic of Cotton Plant at the Flowering and Boll-forming Stages Advances on the Study of Flowering Time Trait in Hybrid Rice Effects of Irrigation Amount on the Growth and Physiological Indexes of Drip Irrigated Spring Wheat Response of Spring Maize to Nitrogen Applicat ion in Physiological Characteristics of Functional Leaves and Grain Yield MSAP Analysis of DNA Methylation Variations during Coloring Process for Purple Corn Seed Polymorphism of Lipoxygenase Genes in Heilongjiang Spring Wheat Cultivars Hybrids of wheat-rye substitution lines 5A/5R× 6A/6R by genome in situ hybridization Structures of the stem secondary xylem of Lonicera maximowiczii Syringin content of Acanthopanax senticosus samples in Heilongjiang different zones measuring by HPLC method Preliminary study on cold-resistance of Euonymus radicans ‘Emorald & Gold’ ON THE BIOMASS DYNAMICS OF FOUR EARLY SPRING PLANTS IN TAIYUAN, SHANXI Effects of different accumulated temperature on photosynthetic performances of spring maize varieties during grain-filling period. Structural desing for corn eco-engineering Modelling study on the nesting habitat of ring-necked pheasant (Phasianus colchicus) Endangering reason and reproductive strategy of Psathyrostachys huashanica population Measuring sustainable development with the ecological footprint method——take Zhangye prefecture as an example A comparison in spring and winter habitat selection of Takin,Swtow and Groal in Tangjiahe,Sichuan Effects of pre-sowing irrigation and P fertilization on spring wheat yield information The growth of canopy trees and gap dynamics of the Korean-pine forests A study on the compensation of spring wheat for clipping Viewpoints on the study of economic thresholds of cotton bollworm A study on the available water potentialities“Brought by the stand itself ”in the loess plateau forest land——A new hypothesis developed THE PROGRESS AND CHARACTERISTICS OF THE ECOLOGICAL ENGINEERING DESIGN——WITH CASE OF CORN ECOLOGICAL ENGINEERING IN ZHAODONG CITY, HEILONGJIAN PROVINCE EFFECT OF HUMAN ACTIVITY ON 13 C/ 12 C RATIOS IN TREE RINGS OF PINUS MASSONIANA ON DINGHUSHAN DISTRIBUTION AND COMPARATIVE STUDY OF ZINC AND CADMIUM IN TISSUES OF RING-NECKED PHEASANTS FROM TAIYUAN CITY AND ZIJIN MOUNTAIN AREA OF XING COUNTY, SHANXI THE CHANGE IN CARBOHYDRATE CONTENT AND PROTECTING ENZYME ACTIVITIES IN ROOT OF ALPINE FORAGE RELATED TO ITS ADAPTATION TO COLD IN SPRING QUANTITATIVE ANALYSIS AND CHARACTERISTICS OF WATER-SOLUBLE SALT CONTENTS IN 13 DOMINANT PLANT SPECIES IN THE AREA OF HUTUBI CATTLE FARM, XINJIANG THE SPATIAL DISTRIBUTION OF THE ECOLOGICAL FIELD IN SPRING WHEAT COLONY UNDER SEMI-ARID ECOLOGICAL CONDITIONS GENUS ANTROPHYUM KAULF. FROM CHINA AND NEIGHBORING REGIONS STUDY ON SEXUAL HYBRIDIZATION OF SYRINGA STUDY ON THE COMMUNITIES OF ZOYSIA MACROSTACHYA AND ZOYSIA SINICA AS WELL AS VARIATIONS UNDER GENUS OF ZOYSIA SINICA STUDY ON EXTRACTION OF SYRINGIN BY ULTRASONIC FROM ACANTHOPANAX SENTICOSUS The distribution, origin and evolution of Syringa Study on the content of syringin and total flavonoids of different parts of Acanthopanax senticosus in three different habitats Cytological and Molecular Identification of Black Wheat Knots’ Rings in Different Development Phases for Larch Plantations Analysis on DNA Methylation-sensitive Amplified Polymorphism in Phyllostachys bambusoides During Flowering and Rejuvenation Micro-morphological Characters of Leaf Epidermis of Ten Species in Genus Paphiopedilum Development of Pinus koraiensis Tree-ring Chronology and Master Year Analysis in Liangshui National Natural Reserve,China Cloning, expression, and biological activity of a new cry1Ie gene from Bacillus thuringiensis strain Development of a real-time quantitative PCR assay for the specific detection of Pseudomonas syringae pv. maculicola in crucifers Overwintering survival rate of Phytophthora sojae oospores in soils in Heilongjiang Province Effects of sublethal concentration of Bt on development of Hyphantria cunea and the parasitic wasp Chouioia cunea Yang Inheritance of homoeologous chromosome promoted by VE161 wheat Using random amplifiedpolymorphic DNA (RAPD)markers for lilac genetic analysis andclassification in lilac cultivars Comprehensive evaluation and selection of urban eco-engineering virescent trees in Shenyang City Potential ecological risks of transgenic trees