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Crop Evapotranspiration [PDF]

open access: yesAgronomy, 2019
Evapotranspiration (ET) is one of the largest components of the water cycle, and accurately measuring and modeling ET is critical for improving and optimizing agricultural water management.
Ray G. Anderson, Andrew N. French
doaj   +2 more sources

Accuracy of Estimated Crop Evapotranspiration Using Locally Developed Crop Coefficients against Satellite-Derived Crop Evapotranspiration in a Semiarid Climate

open access: yesAgronomy, 2023
Actual crop evapotranspiration (ETa) is measured or estimated using different methods, and its accuracy is critical for water management under precision agriculture.
Koffi Djaman   +2 more
doaj   +2 more sources

Potential of using remote sensing techniques for global assessment of water footprint of crops [PDF]

open access: yes, 2010
Remote sensing has long been a useful tool in global applications, since it provides physically-based, worldwide, and consistent spatial information. This paper discusses the potential of using these techniques in the research field of water management ...
Hoekstra, Arjen Y.   +4 more
core   +17 more sources

Evapotranspiration and Crop Coefficient of Sorghum ( L.) at Melkassa Farmland, Semi-Arid Area of Ethiopia

open access: yesAir, Soil and Water Research, 2023
Sorghum has an enormous role in the economy of sorghum-growing nations. Supplying a precise amount of water to a crop based on crop needs is the main agenda in implementing water-saving agriculture.
Tatek Wondimu Negash   +6 more
doaj   +1 more source

Evaluating potato evapotranspiration and crop coefficients in the Columbia Basin of Washington state

open access: yesAgricultural Water Management, 2023
The current potato crop coefficient values have yet to be updated to account for newly released potato cultivars and changing climate since their inception in the 1970s.
Francisco Gonzalez T.   +3 more
doaj   +1 more source

Estimation of crop evapotranspiration and crop coefficient for coriander using Portable Automatic Closed Canopy Chamber

open access: yesJournal of Agrometeorology, 2023
An experiment was carried out to determine crop evapotranspiration and crop coefficient of Coriander crop by using Portable Automatic Closed Canopy Chamber (PACCC), Micro-Lysimeter (MLs) and field water balance (FWB) methods.
DEEPAK KUMAR, P.H. RANK
doaj   +1 more source

Estimation of crop water requirement for Bargi left bank canal command area-Jabalpur M.P. India

open access: yesEnergy Nexus, 2022
Effective water management methods are needed to maximize crop yield that required calculating crop water requirement correctly. Evapotranspiration is the main component of hydrological cycle, so it is important to estimate this component in an accurate ...
Ankit Chakravarti   +4 more
doaj   +1 more source

The Effects of Soil Water on Accuracy of Different Methods for Calculating Evapotranspiration from Winter Wheat Field

open access: yesGuan'gai paishui xuebao, 2022
【Objective】 Evapotranspiration from farmlands is an important component in the hydrological cycle, and it varies with many factors. The aim of this paper is to present an experimental study on the impact of soil water on reliability of different methods ...
JING Feng   +6 more
doaj   +1 more source

Numerical modeling of actual evapotranspiration of a coffee crop

open access: yesScientia Agricola, 2011
The evapotranspiration estimation has great importance to crop productivity and agricultural water management. In this study, evapotranspiration is analyzed in a coffee (Coffea arabica L.) crop located in Piracicaba, state of São Paulo (Brazil) using a ...
Andrés Cesanelli, Luis Guarracino
doaj   +1 more source

Assessment of crop water requirement of field pea (Pisum sativum L.) in foothills valley areas of Manipur, North East India

open access: yesJournal of Agrometeorology, 2021
The purpose of this study was to assess the evapotranspiration in field pea (Pisum sativum L.) in foothills valley areas of Manipur using the Hargreaves-Samani equation to predict the plant water demand. The crop coefficient (Kc) values ranged between 0.
LAISHRAM KANTA SINGH   +2 more
doaj   +1 more source

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