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-related differences in water use. In the United States, the yearly average residential water use ranged from a low of 208.4 L·d −1 per person in the temperate mesic state of Wisconsin to a high of 784.5 L·d −1 in the arid state of Nevada ( Emrath, 2000 ). This

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People consume and pollute freshwater, and, globally, most water use occurs in agriculture (Aldaya et al., 2012). About 80% of CWU in the United States is for agriculture; however, if states are looked at individually, agricultural use accounts for

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based on the amount of water lost since the last irrigation ( Michigan Department of Agriculture, 2009 ; Southern Nursery Association, 2007 ). Applying irrigation based on plant demand or daily water use (DWU) is a key concept in water

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). Citrus water requirements vary with environmental conditions and cultivar ( Fares and Alva, 1999 ). Various studies indicated that citrus water use averaged between 1.1 and 6.5 mm·d −1 ( Morgan et al., 2006 ; Rogers et al., 1983 ). Thus, estimates of

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Water and nutrient inputs are frequently applied to residential and commercial turfgrass landscapes to maintain growth and quality. The application of water to residential landscapes represents one of the major uses of potable water in many areas

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Drought and rapid population growth strain urban water supplies throughout the urbanizing Intermountain West (IMW). Irrigated urban landscapes are the largest use of municipal water resources and can consume ≈60% of potable municipal water in the

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Conventional overhead watering uses excess water to ensure complete coverage of the entire crop to the point of effective saturation of the root medium or substrate. Under certain conditions, up to 75% of the water and fertilizer applied by overhead

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demand, regulation, and cost of water all projected to increase ( Beeson et al., 2004 ), growers will be subject to increasing pressure to assess their overall water use and identify areas to improve efficiency and reduce waste. In their review of

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Managing global water resources is one of the most pressing challenges of the 21st century. Population growth and increased urbanization have increased competition for water by agricultural, industrial, and domestic users. Agricultural water use

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, 2006 ). Leaf Cl − concentration and, thus, relative salt tolerance has been linked to plant growth, water use ( Castle and Krezdorn, 1975 ; Syvertsen et al., 1989 ), and transpiration ( Moya et al., 1999 , 2003 ). Because rapidly growing trees always

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