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Ryan M. Warner

herbaceous ornamentals Scientia Hort. 104 275 292 Piringer, A.A. Borthwick, H.A. 1961 Effects of photoperiod and kind of supplement light on growth, flowering, and stem fasciation of celosia Amer. J. Bot. 48 588 592 Schwabe, W.W. 1951 Factors controlling

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Arthur Q. Villordon, Don R. La Bonte, Nurit Firon, Yanir Kfir, Etan Pressman, and Amnon Schwartz

. Prevailing minimum and maximum temperatures in the southern Arava region were 24 and 35 °C, respectively. Relative humidity was 30%. ‘Georgia Jet’ transplants were then transferred to a greenhouse maintained between 17 and 33 °C with no supplemental light

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Dean A. Kopsell, Carl E. Sams, and Robert C. Morrow

-emitting diodes affects secondary metabolites in kale HortScience 43 2243 2244 Li, Q. Kubota, C. 2009 Effects of supplemental light quality on growth and phytochemicals of baby leaf lettuce Environ. Expt. Bot. 67 1 59 64 Lin, K.H. Huang, M.Y. Huang, W.D. Hsu, M

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Toshio Shibuya, Ryosuke Endo, Yoshiaki Kitaya, and Saki Hayashi

seedlings Sci. Hort. 36 37 46 Li, Q. Kubota, C. 2009 Effects of supplemental light quality on growth and phytochemicals of baby leaf lettuce Environ. Exp. Bot. 67 59 64 Li, S. Rajapakse, N.C. Young, R.E. Oi, R. 2000 Growth responses of chrysanthemum and bell

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Judith Pozo, Miguel Urrestarazu, Isidro Morales, Jessica Sánchez, Milagrosa Santos, Fernando Dianez, and Juan E. Álvaro

temperature in the greenhouse ranged from 15–22 °C (nighttime low) to 20–32 °C (daytime high), and there was no supplemental light. The seeds were sown in polystyrene trays, and the planting density was 900 plants per m 2 . Subsequently, when the plants

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Mark W. Farnham and Thomas Björkman

greenhouse receiving no supplemental light with temperatures ranging from 25 to 32 °C. Summer trials were seeded the same as described previously during the third week of April. Transplants were set in the field for the fall field trials on 15 Sept. 2006, 17

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Wook Oh, Erik S. Runkle, and Ryan M. Warner

d (data not shown). In addition, SL for the latter period may partially promote leaf unfolding by increasing shoot-tip temperature (not measured). Faust and Heins (1997) reported that Catharanthus roseus exposed to supplemental light from HPS

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May Elfar Altamimi, Rhonda R. Janke, Kimberly A. Williams, Nathan O. Nelson, and Leigh W. Murray

). Temperature was monitored using HOBO Environmental Monitors (Onset Computer Corp., Bourne, MA). Air temperature averaged 18.2 °C during the night and 22.3 °C during the day. Supplemental light from 400-W high-pressure sodium lamps (P.L. Light Systems

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Kehua Wang and Yiwei Jiang

began. During the experiment, the average air temperature in the greenhouse was 23 °C/17 °C (day/night). Supplemental light (12-h photoperiod) was added in the greenhouse along with natural light to provide an average photosynthetic photon flux of 600

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Jyotsna Joshi, Geng Zhang, Shanqi Shen, Kanyaratt Supaibulwatana, Chihiro K.A. Watanabe, and Wataru Yamori

(i.e., upward lighting) the plants was installed. The supplemental light treatments were divided into three groups: (1) control: plants were grown solely under downward lighting at a photosynthetic photon flux density (PPFD) of 200 µmol·m −2 ·s −1