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Madeline W. Olberg and Roberto G. Lopez

temperatures were calculated for each month for each growing environment ( Table 1 ). Table 1. Mean daily light integral (DLI) and mean, minimum (min), and maximum (max) media and air temperature for each growing environment (GE), each month following

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Jongyun Kim, Marc W. van Iersel, and Stephanie E. Burnett

all PPF data in a day. Environmental conditions are summarized in Figure 1 . Fig. 1. Environmental conditions (DLI, daily light integral; VPD, vapor pressure deficit; and temperature) in the greenhouse during the experiment. VPD and temperature were

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Christopher J. Currey and Roberto G. Lopez

.). Environmental data during callusing are reported in Table 1 . Table 1. Average daily greenhouse air and substrate temperatures and daily light integral (DLI) during callusing before being placed under supplemental lighting treatments. Supplemental lighting

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Wesley C. Randall and Roberto G. Lopez

) providing (in mg·L −1 ): 100 N, 10 P, 78 K, 18 Ca, 9.4 Mg, 0.10 B, 0.05 Cu, 0.50 Fe, 0.25 Mn, 0.05 Mo, and 0.25 Zn. Table 1. Average day and night plant canopy temperatures, relative humidity, and total daily light integral (DLI) under ambient solar daylight

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Jonathan Foster, Stephanie Burnett, and Lois Stack

lindhiemeri ) increase growth when grown at a θ of 0.40 L·L −1 ( Burnett and van Iersel, 2008 ). Table 1. Twinflower was propagated at three daily light integrals (DLI) and four volumetric water content (θ = volume of water ÷ volume of soil) levels to observe

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Joshua K. Craver, Jennifer K. Boldt, and Roberto G. Lopez

young floriculture plants Acta Hort. 1000 385 391 Fausey, B.A. Heins, R.D. Cameron, A.C. 2005 Daily light integral affects flowering and quality of greenhouse-grown Achillea, Gaura , and Lavandula HortScience 40 114 118 Faust, J.E. Heins, R.D. 1997

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W. Garrett Owen and Roberto G. Lopez

light integral (DLI) derived from spectral scan taken at night for Rep. 1 (04 Nov. 2013) and Rep. 2 (18 Nov. 2013); structural dimensions, number, spacing, and height from bench level at which lighting treatments were above ‘Cherokee’, ‘Magenta’, ‘Ruby

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Allison Hurt, Roberto G. Lopez, and Joshua K. Craver

Seed propagation of bedding plants for spring markets commonly begins during the late winter months, when the greenhouse photosynthetic daily light integral (DLI) in northern latitudes can be as low as 1 to 5 mol·m –2 ·d –1 ( Pramuk and Runkle

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Lucas O’Meara, Marc W. van Iersel, and Matthew R. Chappell

: Hydrangea macrophylla. Average daily temperature ranged from 22.0 to 31.2 °C ( Fig. 1 ). Daily light integral values ranged from 2.8 to 26.2 mol·m −2 before the application of the additional layer of shadecloth and were reduced to between 3.3 and 8.9 mol

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Chase Jones-Baumgardt, David Llewellyn, and Youbin Zheng

factor in greenhouse production during darker months in higher-latitude regions ( Dorais and Gosselin, 2002 ). For example, the natural outdoor daily light integrals (DLIs) in southern Canada and northern United States in October through February