Results 21 to 30 of about 1,909,163 (238)

Evaporation in fen wetlands [PDF]

open access: yes, 2011
Wicken Fen represents a remnant of the once extensive peat fenlands of East Anglia, which survived large-scale drainage efforts intended to bring land into agricultural production due to its importance within the local economy and subsequently as a site ...
Kelvin, J.
core   +7 more sources

Determinants of the ratio of actual to potential evapotranspiration [PDF]

open access: yesGlobal Change Biology, 2019
AbstractA widely used approach for estimating actual evapotranspiration (AET) in hydrological and earth system models is to constrain potential evapotranspiration (PET) with a single empirical stress factor (Ω = AET/PET). Ω represents the water availability and is fundamentally linked to canopy–atmosphere coupling.
Liqing Peng   +5 more
openaire   +3 more sources

Estimating in-season actual evapotranspiration over a large-scale irrigation scheme in resource-limited conditions [PDF]

open access: yes, 2020
Reliable and readily available data on actual evapotranspiration (ETa) over large-scale areas throughout the crop growing season are critical for improved agricultural irrigation and water resource management.
Traore, Farid   +4 more
core   +1 more source

Evapotranspiration Trends and Interactions in Light of the Anthropogenic Footprint and the Climate Crisis: A Review

open access: yesHydrology, 2021
Evapotranspiration (ET) is a parameter of major importance participating in both hydrological cycle and surface energy balance. Trends of ET are discussed along with the dependence of evaporation to key environmental variables.
Stavroula Dimitriadou   +1 more
doaj   +1 more source

Estimation of evapotranspiration in the Mu Us Sandland of China [PDF]

open access: yes, 2010
Evapotranspiration (ET) was estimated from 1981–2005 over Wushen County located in the Mu Us Sandland, China, by applying the Advection-Aridity model, which is based on the complementary relationship hypothesis.
J. Bai   +11 more
core   +2 more sources

Determination of crop-coefficients and estimation of evapotranspiration of rapeseed using lysimeter and different reference evapotranspiration models

open access: yesJournal of Agrometeorology, 2020
Accurate estimation of evapotranspiration of rapeseed is essentially required for irrigation scheduling and water management. The present study was undertaken during 2015-16 and 2017-18 in ICR Farm, Assam Agricultural University, Jorhat to determine ...
ABHIJIT SARMA, KRISHNA BHARADWAJ
doaj   +1 more source

Distribution of Actual Evapotranspiration over Qaidam Basin, an Arid Area in China

open access: yesRemote Sensing, 2013
Evapotranspiration is a major loss flux of the water balance in arid and semi-arid areas. The estimation of actual evapotranspiration has significance for hydrological and environmental purposes.
Xiaomei Jin, Renhong Guo, Wei Xia
doaj   +1 more source

Evapotranspiration Characteristics of Shrub Land and Alpine Meadow in Qaidam Basin

open access: yesGaoyuan qixiang, 2023
Qaidam Basin belongs to the alpine arid inland basin, which is short of water resources and fragile in ecological environment.Evapotranspiration is the main way of water dissipation in the natural ecosystem.The study of its variation characteristics is ...
Yuanzheng WANG, Qimin MA, Xiaopeng JIA
doaj   +1 more source

A Comprehensive Evaluation of Five Evapotranspiration Datasets Based on Ground and GRACE Satellite Observations: Implications for Improvement of Evapotranspiration Retrieval Algorithm

open access: yesRemote Sensing, 2021
Evapotranspiration (ET) is a vital part of the hydrological cycle and the water–energy balance. To explore the characteristics of five typical remote sensing evapotranspiration datasets and provide guidance for algorithm development, we used ...
Lijun Chao   +4 more
doaj   +1 more source

Water stress coefficient determined by orbital remote sensing techniques [PDF]

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2020
In regions where the irrigated area is increasing and water availability is reduced, such as the West of the Bahia state, Brazil, the use of techniques that contribute to improving water use efficiency is paramount.
Élvis da S. Alves   +4 more
doaj   +1 more source

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