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Citations
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Arnott, J. T. (1982). Growth Response of White and Englemann Spruce Seedlings to Extended Photoperiod Using Three Light Intensities.
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Clark, N. A. (1924). The Rate of Reproduction of Lemna Major as a Function of Intensity and Duration of Light. J. Phys. Chem., 29(8), 935–941.
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Flowers, N. D., & Gibson, D. J. (2018). Quantified effects of artificial versus natural nighttime lighting on the Eurasian grassesBothriochloa bladhii(Poaceae) andBothriochloa ischaemum(Poaceae) and the North American grassesPanicum virgatum(Poaceae) andSorghastrum nutans(Poaceae). The Journal of the Torrey Botanical Society, 145(2), 147–155.
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Tinus, R. W. (1981). Effects of Extended Photoperiod on Southern Rocky Mountain Engelmann Spruce and Douglas-fir. Tree Planters' Notes, 32(4).
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Brelsford, C. C., & Robson, T. M. (2018). Blue light advances bud burst in branches of three deciduous tree species under short-day conditions. Trees, 32(4), 1157–1164.
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