Water requirements for irrigation and the environment

Irrigated agriculture produces about 40% of all food and fibre on about 16% of all cropped land. As such, irrigated agriculture is a productive user of resources; both in terms of yield per cropped area and in yield per volume of water consumed. Many irrigation projects, however, use (divert or with...

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Detalles Bibliográficos
Autores principales: Bos, M.G., Kselik, R.A.L., Allen, R.G., David, S.
Formato: Libro
Lenguaje:Inglés
Publicado: Springer 2009
Materias:
Acceso en línea:https://hdl.handle.net/10568/36560
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author Bos, M.G.
Kselik, R.A.L.
Allen, R.G.
David, S.
author_browse Allen, R.G.
Bos, M.G.
David, S.
Kselik, R.A.L.
author_facet Bos, M.G.
Kselik, R.A.L.
Allen, R.G.
David, S.
author_sort Bos, M.G.
collection Repository of Agricultural Research Outputs (CGSpace)
description Irrigated agriculture produces about 40% of all food and fibre on about 16% of all cropped land. As such, irrigated agriculture is a productive user of resources; both in terms of yield per cropped area and in yield per volume of water consumed. Many irrigation projects, however, use (divert or withdraw) much more water than consumed by the crop. The non-consumed fraction of the water may cause a variety of undesirable effects ranging from water-logging and salinity within the irrigated area to downstram water pollution. This book discusses all components of the water balance of an irrigated area; evapotranspiration (Ch.2), effective precipitation (Ch.3) and capillary rise from the groundwater table (Ch.4). Chapter 5 then combines all components into a water management strategy that balances actual evapotranspiration (and thus crop yield) with the groundwater balance of the irrigated area (for a substainable environment). Chapter 6 presents CRIWAR 3.0, a simulation program that combines all water balance components into a single simulation procedure. The chapter describes the use of the CRIWAR software for developing water requirement tables and other useful information based on the selected water management strategy. This version greatly expands upon the capabilities of previously published programs.
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spelling CGSpace365602021-10-07T07:43:01Z Water requirements for irrigation and the environment Bos, M.G. Kselik, R.A.L. Allen, R.G. David, S. irrigated farming water balance evapotranspiration water requirements irrigation management mulches precipitation computer software computer applications Irrigated agriculture produces about 40% of all food and fibre on about 16% of all cropped land. As such, irrigated agriculture is a productive user of resources; both in terms of yield per cropped area and in yield per volume of water consumed. Many irrigation projects, however, use (divert or withdraw) much more water than consumed by the crop. The non-consumed fraction of the water may cause a variety of undesirable effects ranging from water-logging and salinity within the irrigated area to downstram water pollution. This book discusses all components of the water balance of an irrigated area; evapotranspiration (Ch.2), effective precipitation (Ch.3) and capillary rise from the groundwater table (Ch.4). Chapter 5 then combines all components into a water management strategy that balances actual evapotranspiration (and thus crop yield) with the groundwater balance of the irrigated area (for a substainable environment). Chapter 6 presents CRIWAR 3.0, a simulation program that combines all water balance components into a single simulation procedure. The chapter describes the use of the CRIWAR software for developing water requirement tables and other useful information based on the selected water management strategy. This version greatly expands upon the capabilities of previously published programs. 2009 2014-06-12T13:49:03Z 2014-06-12T13:49:03Z Book https://hdl.handle.net/10568/36560 en Limited Access Springer Bos, M. G.; Kselik, R. A. L.; Allen, R. G.; Molden, David. 2009. Water requirements for irrigation and the environment. New York, NY, USA: Springer. 174p.
spellingShingle irrigated farming
water balance
evapotranspiration
water requirements
irrigation management
mulches
precipitation
computer software
computer applications
Bos, M.G.
Kselik, R.A.L.
Allen, R.G.
David, S.
Water requirements for irrigation and the environment
title Water requirements for irrigation and the environment
title_full Water requirements for irrigation and the environment
title_fullStr Water requirements for irrigation and the environment
title_full_unstemmed Water requirements for irrigation and the environment
title_short Water requirements for irrigation and the environment
title_sort water requirements for irrigation and the environment
topic irrigated farming
water balance
evapotranspiration
water requirements
irrigation management
mulches
precipitation
computer software
computer applications
url https://hdl.handle.net/10568/36560
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