Geographic distribution of winter wheat yield loss risk and its classification in North China Key problems in ecological research on vegetations in Northeast China Genetic diversity of rare and endangered plant Magnolia amoena Community characteristics of Pinus armandi forest on Qinling Mountains Genetic diversity of rare and endangered plant Sorbus amabilis Effect of temperature on resistance of Pinus yunnanenensis to inoculation with Leptographium yunnanense, a pathogenic fungus associated with Tomicus piniperda Dynamics of dry deposition velocities (Vd) of atmospheric SO2 on rapeseed/rice rotation systems in selected area of South China Germplasm characteristics and genetic diversity of Wenchang fowl Geographic variation in female reproductive characteristics and egg incubation of Eumeces chinensis Relationship between rare earth accumulation and rape sclerotiniose Geographic variation of Larix olgensis Relationship between atmospheric temperature and growth characteristics of main edible grapes in South China Ordination analysis on relationship between bryophyte distribution and climatic factors Molecular markers and their application in plant population research Some comments on ecological field Structural dynamics of Juglans mandshurica, fraxinus mandshurica and Phellodendron amurense Ⅱ Process of leaf birth and death Nodulation of flavonoid-stimulated rhizobia on oilseed rape and nitrogen fixation Contribution of fertilization development in food production and its geographic differentiation Geographic differentiation of yield increase efficiency caused by recycled nutrients in agro ecosystems Near relation characterization of Beauveria bassiana strains isolated from different hosts and geographic origins RAPD study on genetic diversity of Frankia Establishment of geographic information system in Xishuangbanna Nature Reserve and reserve management N2O emission from grassland soils and the teedback effect or nutrient changes resulting from global warming Expert system design for agroecological patterns of multiple cropping in Lower Reaches of Liaohe PlainⅠ.Design thought of the system Demography of Larix gmclini seedling population in natural old-growth forests of north Daxinganling Mts Relationship between contents in "Qinyou2" rape and pterygote rate of Lipahis erysimi Holographic relationship between ecosystem and organism Thermal balance of rapid infiltration eco-engineering during winter-operation and its application in system design Projective and contractive aberrations of shelterbelt porosity estimated by measuring photograph with the help of digitized photographic silhouettes Mathematical modelling and nature conservation Low level SO2 pollution and green peach aphid‘s growth and reproduction A preliminary study on the control of Pieris rapae using Phryxe vulgaris Study on random error of shelterbelt porosity estimated by measuring photo with the help of digitized photographic silhouettes Application of GIS in dynamic simulation of forested landscapes Application of remote ensing in urban ecosystem research Catalytic wave oscillopolarographic determination of traces of lead in crops Quantitative evaluation on the influence of environmental factors on timber production of Pinus tabulaeformis Action intensity of nitrogen-fixing and denitrifying bacteria in chernozem polluted by heavy metals Study of large scale landscape monitoring information system and its establishment Relationship between contents in "Qinyou2" rape and population dynamics of Myzus persicae Qingshishan watershed agro-ecology information system and its application with the support of Geographic Information System(GIS) Seed geography: Its concept and basic scientific issues. Spatial pattern of soil fertility |in Bashan tea garden: A prediction based on environmental auxiliary variables. Analysis of geographical elements of seed plant species in northeast China Effects of different drip irrigation modes on root distribution of wine grape ‘Cabernet Sauvignon’ in desert area of Northwest China. Contribution of fertilization development to yield production and its geographic differentiation Field attraction effects of different trapping methods on Monochamus alternatus Effects of inoculating earthworm on the seed yield and its oil content of winter oilseed rape. Responses of alpine grassland landscape in the source region of Shule River Basin to topographical factors and frozen ground types. Physiological responses of two native shrub seedlings to drought and salt stress Alarm of Malthus and government intervention policy to population of China Proteomic study of andrographolide analogue mediated protection on cell apoptosis induced by H2O2 in RIN-m beta cells Chemical control on Semanotus bifasciatus (Motschulsky) with Trap Log Study on convergent growth pattern of silique for wild rapeseeds population in Tibet Changes in landscape patterns and driving forces in Huanan County, Sanjiang Plain, over the past 50 years Effects of boron and cadmium and B-Cd interaction on seed yield and quality of canola Study on dynamic habitat characteristics of Red deer Tarim subspecies(Cervus elaphus yarkandensis) in Popular natural reservation in Xinjiang Effect of rich organic matter on Paraprionospio pinnata (Polychaeta:Spionidae) on Futian tidal flat in Shenzhen Bay Photoacclimation of Chlorella pyrenoidosa:changes in rapid light curves Effects of a magnetized soil on the quality of rape (Brassica napus L.) and indication of soil-health quality Availability of potassium as affected by biogas residue reasonable application The effects of several amplification conditions on RAPD amplification for Alsophila spinulosa Floristic analysis of the main evergreen broadleaved forest in Maofengshan, Guangzhou Cloning of Bna-miR1140 Gene Promoter in Rape and Preliminary Identification of Its Expression Pattern Establishment of A Method for Determination of Protein Content in the Final Product Containing Recombinant Lysostaphin Review and tendency of net primary productivity study The Methods of Isolating Microsatellite Loci The Inhibition Effect of Recombinant Trichosanthin Combined with YH-16 on the Proliferation and Xenograft Tumor Growth of Melanoma Genetic Diversity Analysis of Populus yunnanensis by SRAP Markers RAPD Analysis of Genetic Diversity in Saccharina japonica Germplasm Resources The Cytotoxic Effects of PTEN-mRNA-engineered Mesenchymal Stem Cell on U251 Glioma Cells Research Progress Regarding to Large-scale Packaging System of rAAV The Establishment of Tissue Culture and Rapid Propagation System of Ligustrum lucidum ‘Yi Feng‘ A Two-step Series Chromatography for the Purification of Anti-TNF-α Monoclonal Antibody Application of Mass Spectrometric Technology in DNA Methylation Study Research Progress on Mechanisms of Cytoplasmic Male Sterility and Fertility Restoration in Rapeseed Quorum Sensing and Its Application in Preventing and Therapeutic Effect for Pathogenic Bacteria Evaluation of Genetic Diversity in the Onchidium struma from Different Geographical Populations in China by Inter Simple Sequence Repeat(ISSR) Establishment and Application of a Specific PCR Assay for Rapid Identifying Thermoactinomyces intermedius Applications of Liquid Chromatography-Mass Spectrometry in the Qualitative Analysis of Peptides and Proteins