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Virtual water and water footprints have gained recognition as indicators to guide action on issues related to water scarcity. I argue that water footprints are fundamentally different from carbon footprints, as local reductions in carbon emissions have global benefits, while global attempts to...
Persistent link: https://www.econbiz.de/10010737895
Drip irrigation figures prominently in water policy debates as a possible solution to water scarcity problems, based on … different people, and can refer to different elements in the water balance. Most articles claim that drip irrigation is … irrigation water use efficient and crop water use efficient, but different studies use different definitions of these terms. In …
Persistent link: https://www.econbiz.de/10010664286
Irrigation with wastewater supports agricultural production and the livelihoods of millions of smallholder farmers in …
Persistent link: https://www.econbiz.de/10010709304
In response to the growing concerns of freshwater scarcity, two metrics are considered for assessing the impacts of consumptive water use of a kg of fresh tomato supplied to the Sydney market. The first is the water use efficiency (WUE)—commonly used by agronomists which considers the absolute...
Persistent link: https://www.econbiz.de/10011047737
The study analyses the effect of irrigation water constraints on-farm management in the Campo de Cartagena Irrigation …
Persistent link: https://www.econbiz.de/10011047813
where tertiary-treated municipal wastewater was supplied for vegetable crop irrigation (i.e., eggplant and tomato crops) in … irrigation with urban TWW were analysed and compared in 2008 and 2009 at the experiment site. Irrigation water and fruit samples … analysis. The study found elevated levels of E. Coli (E. coli) in the irrigation water, which were frequently above the …
Persistent link: https://www.econbiz.de/10011047847
framework for understanding the role of property rights for effective irrigation systems and then explores the complexity of … critical for the authority, incentives, and resources for irrigation operation and maintenance. As resources become more scarce … irrigation by changing property rights systems have often failed because they have not recognized the difficulty of transplanting …
Persistent link: https://www.econbiz.de/10011047582
water resources management on the policy agenda. However, a stricter regulation of irrigation water tends to result in … weather derivatives may substantially alter farm plans as well as the optimal irrigation water demand. …
Persistent link: https://www.econbiz.de/10010939637
fertigation practices, 57% of the irrigation applied was lost via drainage, while 71% and 5% of fertilizer N inputs were lost … the crop N needs. The tested model was used to predict the impacts of a full irrigation (FIFC) and two regulated deficit … irrigation schemes (RDI75, RDI50) on drainage and N leaching. In FIFC the atmospheric demand was met while the application …
Persistent link: https://www.econbiz.de/10010939640
reservoirs were drawn down water availability for irrigation was cut. In 2007–2008 and 2008–2009, irrigators received about one … third of their pre-drought allocations. Understanding how the irrigation sector adapted to less water will help planning for … the next drought and a future in which irrigation water use will be reduced permanently in the basin. …
Persistent link: https://www.econbiz.de/10010930909