搜索结果: 1-15 共查到“water-use efficiency”相关记录39条 . 查询时间(0.187 秒)
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...
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...
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...
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....
Effect of closed circuits drip irrigation system and lateral lines length on growth, yield, quality and water use efficiency of soybean crop
Closed Circuits Drip Irrigation Lateral Lines Soybean WUE
2013/2/28
Field experiment was conducted for one growing season (2012) in clay loam soil at the Experimental Farm of Faculty of Agriculture, Southern Illinois University at Carbondale (SIUC), USA on soybean cro...
Evapotranspiration and water-use efficiency of irrigated colored cotton cultivar in semiarid regions
Bowen Ratio Crop Evapotranspiration Irrigation Treatments Seed-Cotton Yield
2013/3/4
Irrigation studies provide a framework for evaluating agricultural production and the water resource management in locations where water is scarce. Field experiments were conducted at Barbalha- CE (no...
Cereal-forage crop rotations and irrigation treatment effect on water use efficiency and crops sustainability in Mediterranean environment
Alfalfa Binary Mixture Durum Wheat lrrigation
2013/2/27
Agricultural systems based on crop rotations favour sustainability of cultivation and productivity of the crops. Wheat-forage crops rotations (annual winter binary mixture and perennial alfalfa meadow...
Water use efficiency and yield of winter wheat under different irrigation regimes in a semi-arid region
Water Use Efficency Yield Surface and Drip Irrigation
2013/3/4
In irrigation schemes under rotational water supply in semiarid region, the water allocation and irrigation scheduling are often based on a fixed-area proportionate water depth with every irrigation c...
Effect of water stress at different periods on seed yield and water use efficiency of guar under Shambat conditions
Guar Water Stress Water Use Efficiency Harvest Index
2013/3/4
Water stress effects on seed yield and water use efficiency of three indeterminate guar (Cyamopsis tetragonoloba L. Taub.) lines (L12, L18 and L33) were investigated in the experimental farm of the Fa...
不同种植模式麦田水资源利用率及边际效益分析（Effects of Different Planting Patterns on Water Use Efficiency and Marginal Profits of Winter Wheat）
冬小麦 种植模式 水资源利用率
2010/12/29
选用山东省当前推广面积较大的“20+40”大小行、“20+40”沟播、“20+40”垄作以及常规等行距模式，研究不同种植模式对冬小麦农田水资源利用效率和边际效益的影响。结果表明，等行距、大小行、沟播和垄作种植模式的最大产量分别为7778.6、7624.8、8684.6和8893.7kg/hm2，表明沟播和垄作都具有提高冬小麦产量的潜力，但在获得最大产量时，垄作的蒸散量比沟播提高了76.6mm。...
Mulching and synergistic use of organic and chemical fertilizers enhances the yield, nutrient uptake and water use efficiency of sorghum
Integrated nutrient management mulching
2011/1/12
Crop yields in arid lands are generally low and highly variable because of sparse and erratic precipitation leading to water stress. A greenhouse study was conducted to determine the effect of integra...
Influence of water quantity on the yield, water use efficiency, and plant water relations of Leucaena leucocephala in arid and semi arid environment using drip irrigation system
Crop productivity water use efficiency multipurpose forest tree
2011/1/12
Water is considered an important factor in the arid and semi-arid areas because water shortage affects the agricultural production. The current study aimed to investigate the influence of water applic...
Effect of drought on water use efficiency, agronomic traits and yield of spring wheat landraces and modern varieties in Northwest China
Landrace leaf-level water use efficiency
2011/1/11
A pot experiment with five typical landraces (Heshangtou, Hongnong No. 1, Dingxi 24, Damaizi and Jieba), three modern varieties (Qingchun 533, Plateau 602 and Abbondanza) and two water levels was carr...
Mining Anatomical Traits: A Novel Modelling Approach for Increased Water Use Efficiency under Drought Conditions in Plants
drought palisade mesophyll xylem water use efficiency polyploids
2014/3/11
Crop yields are reduced by 70–80% due to a water stress situation specifically during the reproductive stage and are not able to fulfil the needs of food requirement in developed and developing countr...