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W. Garrett Owen and Roberto G. Lopez

(660 nm):B (460 nm); R 100 :B 0 ], monochromatic B (0:100 R:B; R 0 :B 100 ), or a combination of R and B [75:25 R:B (R 75 :B 25 ) or 50:50 (R 50 :B 50 )] light ( Table 1 ). Sole-source LED light delivered a photosynthetic photon flux density ( PPFD ) of

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Annika E. Kohler and Roberto G. Lopez

, spearmint, thyme (long-day plants) and rosemary (photoperiodic response unknown) were grown under a 9-h photoperiod to maintain vegetative growth. The photoperiod consisted of a truncated 9-h natural day achieved by using blackout cloth from 1700 to 0800 hr

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Julián Miralles-Crespo, Juan Antonio Martínez-López, José Antonio Franco-Leemhuis, and Sebastián Bañón-Arias

the first experiment ( Fig. 2A–B ), as reported by Venema et al. (2000) in two Lycopersicon species. However, this response was useful for our study, because it allowed us to relate damaged and undamaged plants with photochemical parameters. Fig. 2

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Iryna Andrenko, Thayne Montague, Cynthia McKenney, and Russell Plowman

., 2014 ; Wang et al., 2019 ; Wu et al., 2016 ). However, information on salinity tolerance of native wildflower species remains scarce ( Niu et al., 2012a ). Therefore, the objectives of this study are to identify the growth response and salt tolerance

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Zhengnan Yan, Dongxian He, Genhua Niu, Qing Zhou, and Yinghua Qu

lighting consumption accounts. Lettuce ( Lactuca sativa L.) is often used as a model crop for researchers to examine its light responses and cultivated worldwide in PFALs ( Dougher and Bugbee, 2001 ; Li and Kubota, 2009 ). Plants have varied morphological

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Guochen K. Png, Katherine S. Downes, and Beng H. Tan

) in a glasshouse maintained at ≈99% humidity. Overhead fine-misters were programed to spray for 1 min at 5-min intervals. After 6 weeks, the rooting response, number of roots produced per stem, and the root length per root (measured to the nearest 0

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Shuang Han, Jiafu Jiang, Huiyun Li, Aiping Song, Sumei Chen, and Fadi Chen

= 10). RLC analysis. RLC describe the response of plants to a range of light level. Figure 4 shows clearly that average rETR is significantly influenced by light irradiance. Under the “Shade” regime, the Pm and E k values of both cultivars were

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Yaser Hassan Dewir, Abdulhakim A. Aldubai, Rashid Sultan Al-Obeed, Salah El-Hendawy, Mayada Kadri Seliem, and Khadija Rabeh Al-Harbi

conditions and monitored for 16 weeks. Germinated seeds were transferred to light conditions under a 16-h photoperiod provided by cool white fluorescent tubes at 35 μmol·m −2 ·s −1 photosnthetic photo flux density ( PPFD ). Repetitive subcultures of the

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Annie R. Vogel, Rachael S. White, Clark MacAllister, and Cain C. Hickey

cluster by a range of 34.5% to 36.7% compared with PFS-4 and PFS-6. PB-4 did not reduce berry number per cluster, cluster weight, nor crop yield, whereas PB-6 reduced each of those responses. Therefore, prebloom removal of six basal leaves may be an

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Seth DeBolt, Renata Ristic, Patrick G. Iland, and Christopher M. Ford

) levels showed no response to light intensity during the first 6 weeks of development ( Fig. 3 ). Beyond this time, there were marked differences between treatments with a greater rate of MA accumulation per berry for MET and HET than for the fully shaded