搜索结果: 1-15 共查到“water use”相关记录66条 . 查询时间(0.171 秒)
Higher leaf nitrogen content is linked to tighter stomatal regulation of transpiration and more efficient water use across dryland trees
arid ecosystems ci/ca ratio leafδ13C leaf δ18O plant isotopic composition
2023/11/28
The least-cost economic theory of photosynthesis shows that water and nitrogen are mutually substitutable resources to achieve a given carbon gain. However, vegetation in the Sahel has to cope with th...
Amplifying effects of recurrent drought on the dynamics of tree growth and water use in a subalpine forest
dehydration dynamics drought legacy effects stem capacitance
2023/11/28
Despite recent advances in our understanding of drought impacts on tree functioning, we lack knowledge about the dynamic responses of mature trees to recurrent drought stress. At a subalpine forest si...
Convergence in water use efficiency within plant functional types across contrasting climates
water use efficiency plant functional types climates grassland permanent wetland savannah deciduous broadleaf and deciduous needleleaf forest
2023/11/28
Water use efficiency (WUE) provides a direct measure of the inextricable link between plant carbon uptake and water loss, and it can be used to study how ecosystem function varies with climate. We ana...
Drought impacts on tree carbon sequestration and water use - evidence from intra-annual tree-ring characteristics
carbon sequestration extreme drought intrinsic water-use efficiency physiological drought point dendrometer quantitative wood anatomys table carbon isotopes xylogenesis
2023/11/20
The impact of climate extremes on forest ecosystems is poorly understood but important for predicting carbon and water cycle feedbacks to climate. Some knowledge gaps still remain regarding how drough...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Tension of Agricultural Land and Water Use in China's Trade: Tele-Connections, Hidden Drivers, and Potential Solutions
中国贸易 农业用地 用水 紧张关系 远程连接 驱动因素 解决方案
2023/4/24
Interregional trade can potentially extend the management of scarce resources beyond a region's territory along supply chains. Here we combined the multiregional input-output model with structural dec...
Tree Water Use, Water Use Efficiency, and Carbon Isotope Discrimination in Relation to Growth Potential in Populus deltoides and Hybrids under Field Conditions
poplar (Populus) hybrid water-use efficiency sap flow productivity carbon isotope discrimination stomatal conductance
2024/2/27
We explored the relationship between tree growth, water use, and related hydraulic traits in Populus deltoides Bartr. ex Marsh.and hybrid clones, to examine potential trade-offs between growth and wat...
Previously unknown mechanism causes increased forest water use（图）
unknown mechanism forest water use
2019/10/22
Researchers have discovered a previously unknown mechanism that causes increased water use in forests, advancing our understanding of forest water cycles and highlighting threats to plants from water ...
SPATIO-TEMPORAL VARIATIONS OF SOIL WATER USE IN THE GROWING SEASON IN NORTHEAST CHINA USING MODIS DATA
Soil Water Use Gross Primary Productivity Visible and Shortwave Infrared Drought Index (VSDI) MODIS Spatio-temporal Pattern Growing Season Northeast China
2018/5/11
Water use efficiency is known as an important indicator of carbon and water cycle and reflects the transformation capacity of vegetation water and nutrients into biomass. In this study, we presented a...
Response of the water use efficiency of natural vegetation to drought in Northeast China
natural vegetation drought water use efficiency (WUE)
2018/4/9
Drought has become a problem that is universally faced by global terrestrial ecosystems. Northeast China is located in a region sensitive to global climate changes, and one of the main impacts of clim...
How much water flows into agricultural irrigation?New study provides 18-year water use record（图）
water flows agricultural irrigation 18-year water record
2017/10/26
Irrigation for agriculture is the largest use of fresh water around the globe, but precise records and maps of when and where water is applied by farmers are difficult to locate. Now a team of researc...
COMBINING REMOTELY SENSED ENVIRONMENTAL CHARACTERISTICS WITH SOCIAL AND BEHAVIORAL CONDITIONS THAT AFFECT SURFACE WATER USE IN SPATIOTEMPORAL MODELLING OF SCHISTOSOMIASIS IN GHANA
Schistosomiasis Risk Habitat Suitability Index Domestic and Recreational Surface Water Use Ghana
2016/11/30
Schistosoma haematobium transmission is influenced by environmental conditions that determine the suitability of the parasite and intermediate host snail habitats, as well as by socioeconomic conditio...
Timer versus moisture sensor-based irrigation control of soilless lettuce:Effects on yield,quality and water use efficiency
Lactuca sativa L.var.capitata greenhouse volumetric water content leaching easily available water
2016/6/3
The study compares the effects of: timer (‘Timer’) and soil moisture sensor-controlled irrigation on soilless lettuce; two volumetric water content (Θ) thresholds for irrigation (0.30 (‘Θ = 0.3’) and ...
Contrasting growth and water use efficiency after thinning in mixed Abies pinsapo–Pinus pinaster–Pinus sylvestris forests
basal area increment carbon isotopes dendroecology
2016/3/2
Foresters frequently lack sufficient information about thinning intensity effects to optimize semi-natural forest management and their effects and interaction with climate are still poorly understood....
Water use, growth, and yield of drip irrigated cassava in a humid tropical environment
cassava drip irrigation irrigation regimes soil-water regimes supplemental irrigation water use water use efficiency yields
2015/3/3
Field experiments were conducted at the Agricultural Engineering Experimental Farm of The Federal University of Technology, Akure, during 2006/2007 and 2007/2008 seasons to investigate the response of...
Modeling stomatal conductance in the earth system: linking leaf water-use efficiency and water transport along the soil–plant–atmosphere continuum
earth system leaf water-use effi ciency
2014/12/19
The Ball–Berry stomatal conductance model is
commonly used in earth system models to simulate biotic
regulation of evapotranspiration. However, the dependence
of stomatal conductance (gs) on vapor ...