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Kellie J. Walters and Christopher J. Currey

Systems LTD., Surrey, BC, Canada). Table 1. Average (mean ± sd ) daily light integral (DLI) and air temperature for hydroponic basil grown in nutrient-film technique hydroponic systems with a range of nutrient solution electrical conductivities (ECs; 0

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Warren E. Copes, Andrew Ristvey, Patricia A. Richardson, Bruk E. Belayneh, Haibo Zhang, John Lea-Cox, and Chuanxue Hong

phosphate–phosphorus (PO 4 –P), total-phosphorus (T-P), and electrical conductivity (EC), and the “Irrigation for Plant Production Water Quality” criteria (IPP NO 3 − –N = 10 mg·L −1 is higher than the Y-axis range) and “Ecoregion XIV Lake and Reservoir

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Luis A. Valdez-Aguilar, Catherine M. Grieve, and James Poss

, 1997 ). Huang and Cox (1988) rated the tall marigold ‘First Lady’ as moderately tolerant to salinity; plants grown in a peat–perlite medium exhibited symptoms of toxicity only when the electrical conductivity (EC) of a NaCl + CaCl 2 solution exceeded

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Sanjit K. Deb, Parmodh Sharma, Manoj K. Shukla, Theodore W. Sammis, and Jamshid Ashigh

. Ten of the 15 sites were found to be on soils considered too saline for pecan trees with the soil saturated paste electrical conductivity (EC) values between 2 and 3 dS·m −1 at the upper 0 to 60 cm of soil depth. Water availability is considered one

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Chieri Kubota, Mark Kroggel, Mohammad Torabi, Katherine A. Dietrich, Hyun-Jin Kim, Jorge Fonseca, and Cynthia A. Thomson

, kPa), ( C ) daily mean daily light integral (DLI, mol·m −2 ·d −1 ), and ( D ) electrical conductivity of the efflux nutrient solution (EEC, dS·m −1 ). In addition to the environment controller, we set up a series of sensors in the center location of

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Heather Hasandras, Kimberly A. Moore, and Lyn A. Gettys

5.9 to 6.3. Fig. 2. Mean final substrate electrical conductivity for southern naiad plants fertilized with 0, 1, 2, or 4 g·kg −1 controlled-release fertilizer and grown in 100:0, 75:25, 50:50, 25:75, or 0:100 sand:peat substrate (by volume). Data

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Genhua Niu, Denise S. Rodriguez, Rosa Cabrera, John Jifon, Daniel Leskovar, and Kevin Crosby

. Peppers are considered moderately sensitive to salt stress ( Maas and Hoffman, 1977 ; Pasternak and Malach, 1994 ). Yield reduction of peppers begins when the electrical conductivity (EC) of saturated soil extraction is greater than 1.5 dS·m −1 ( Maas

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Genhua Niu, Minzi Wang, Denise Rodriguez, and Donglin Zhang

nutrient or saline solution at electrical conductivity (EC) of 1.4 (control), 3.0, 4.2, 6.0 or 8.2 dS·m −1 (Expt. 2). Fig. 1. Zinnia marylandica and Z . maritima subirrigated with nutrient or saline solutions at electrical conductivity (EC) of 1

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Youping Sun, Genhua Niu, and Christina Perez

-5-15; Scotts) to reverse osmosis (RO) water. Table 1. Visual score, height, and shoot dry weight of Texas Superstar ® perennials irrigated with nutrient solution [control, electrical conductivity (EC) = 1.2 dS·m −1 ] or saline solutions (EC = 5.0 or 10.0 dS

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Martin P.N. Gent and Michael R. Short

and 2009, respectively. Fig. 1. The volume and electrical conductivity (EC) of water supplied to the two watering systems (Supply) and the water drained from control (Control) and recycled (Recycle) systems. The volume of fresh solution is reported for