Changes in leaf stable carbon isotope fractionation of trees across climatic gradients Food web structure of Poyang Lake during the dry season by stable carbon and nitrogen isotopes analysis The differences of water use efficiency (WUE) among three Populus deltoids clones, and the cloning and characterization of related gene, PdERECTA Characteristics of stable carbon isotope compositions of different life form species growing at the timberline in Sergyemla Mountain The effect of groundwater depth on the δ13C value of constructive species leaf in the lower reaches of the Tarim River Relationship of stable carbon isotope concentration in diet and tissues of beef cattle Relationship among Leaf Anatomical Characters and Foliar δ13 C Values of Six Woody Species for Karst Rocky Desertification Areas Photosynthetic characteristics and their effect factors of Reaumuria soongorica on three geographical populations Study on Stable Carbon Isotopic Composition of Populus nigra L.Gene Resource Water use of walnut-wheat intercropping system based on stable carbon isotope technique in the low hilly area of North China δ13C values of stem phloem water soluble sugars of Pinus massoniana and Cunninghamia lanceolata response to meteorological factors Response characteristics of leaf traits of common species along an altitudinal gradient in Hongchiba Grassland, Chongqing Analyzing the azimuth distribution of tree ring δ13C in subtropical regions of eastern China using the harmonic analysis Seasonal Variation of 13C of Four Tree Species: A Biological Integrator of Environmental Variables Relationship between salinity and stable carbon isotope composition of C3 plants Ecological studies on the food web structures and trophic relationships of multiple species coexistence in paddy fields using stable carbon and nitrogen isotopes The gas exchange characteristics of four shrubs on the northern slope of Kunlun Mountain Influence of Simulated Warming to the Carbon, Nitrogen and Their Stability Isotope (δ13C,δ15N) Contents in Alpine Meadow Plant Leaves A Study on the δ13C Values of Tree Rings and Their Indicative Functions in Revealing Atmospheric CO2 Changes in North China Stable carbon isotope composition of tobacco leaves in different ecological regions Response of deep soil organic carbon storage to land-use changes in subtropical hilly region of China Changes of leaf photosynthetic characteristics and water use efficiency along tree height of 4 tree species Study on seasonal variation in carbon isotope composition correspond with soil temperature and humidity and weather factors for main greening tree species Effects of maize growth and photosynthesis on δ13C in soil respiration Variation of Water-Use Efficiency of Leymus chinensis and Cleistogenes squarrosa in Different Plant Communities in Xilin River Basin, Nei Mongol Stable carbon isotope characteristics of some woody plants in warm temperate zone Changes of Leaf Morphological, Anatomical Structure and Carbon Isotope Ratio with the Height of the Wangtian Tree (Parashorea chinensis) in Xishuangbanna, China Effects of Enhanced UV-B Radiation on δ13C Values and Physiological Feature in Tobacco Leaves Effects of Rewatering after Drought at Heading on Yield, δ13C and Contents of Endogenous Hormone of Leaf in Double-Season Late Hybrid Rice The effects of Spartina alterniflora seaward invasion on soil organic carbon fractions,sources and distribution The interaction of drought and slope aspect on growth of Quercus variabilis and Platycladus orientalis Indicative effect of the anatomical structure of plant photosynthetic organ on WUE in desert region The responses and mechanisms of water use efficiency to different water stresses of three alfalfa varieties Effects of soil water stress on seedling growth and water use efficiency of two desert shrubs Effect of Enhanced UV-B Radiation on Growth, Yield and Stable Carbon Isotope Composition in Glycine max Cultivars New quantificational indexes in modern study of soil organic matter Water Use Efficiency of Three Poplar-Wheat Intercropping Systems in Yudong Plain of He‘nan Province Water Use Strategy of Salix cheilophila Stands with Different Ages in Gonghe Basin, Qinghai Province Coupling Effects of Soil Water and Fertilizer Application on Leaf δ13C of Catalpa bungei Seedlings Relationship on Leaf δ13C and Nutrients in Leaf and Soil of Different Nitraria tangutorum Populations in Tsaidam Basin Leaf δ13C of plants in different vegetation succession stages on karst hillslope of Northwest Guangxi, China Relationships of stable carbon isotope of Abies faxoniana tree-rings to climate in sub-alpine forest in Western Sichuan Effects of temperature and dissolved inorganic carbon concentration on the carbon isotopic fractionation of Potamogeton pectinatus