Precise, Real-time Measurement of the Fresh Weight of Lettuce with Growth Stage in a Plant Factory using a Nutrient Film Technique
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Kim, Ji-Soo
(Department of Plant Science and Research Institute of Agriculture and Life Sciences, Seoul National University)
Kang, Woo Hyun (Department of Plant Science and Research Institute of Agriculture and Life Sciences, Seoul National University) Ahn, Tae In (Department of Plant Science and Research Institute of Agriculture and Life Sciences, Seoul National University) Shin, Jong Hwa (Department of Horticulture and Breeding, Andong National University) Son, Jung Eek (Department of Plant Science and Research Institute of Agriculture and Life Sciences, Seoul National University) |
1 | Bumgarner, N.R., W.S. Miller, and M.D. Kleinhenz. 2012. Digital image analysis to supplement direct measures of lettuce biomass. HortTechnology 22:547-555. |
2 | Johkan, M., K. Shoji, F. Goto, S.N. Hashida, and T. Yoshihara. 2010. Blue light-emitting diode light irradiation of seedlings improves seedling quality and growth after transplanting in red leaf lettuce. HortScience 45:1809-1814. |
3 | Kizil, U., L. Genc, M. Inalpulat, D. apolyo, and M. Mirik. 2012. Lettuce (Lactuca sativa L.) yield prediction under water stress using artificial neural network (ANN) model and vegetation indices. Zemdirbyste-Agriculture 99:409-418. |
4 | Lee, M.J., S.Y. Park, and M.M. Oh. 2015. Growth and cell division of lettuce plants under various ratios of red to far-red light-emitting diodes. Hortic. Environ. Biotechnol. 56: 186-194. DOI |
5 | Puerta, A.R., S. Sato, Y. Shinohara, and T. Maruo. 2007. A modified nutrient film technique system offers a more uniform nutrient supply to plants. HortTechnology 17:227-233. |
6 | Sandmann, M., J. Graefe, and C. Feller. 2013. Optical methods for the non-destructive estimation of leaf area index in kohlrabi and lettuce. Sci. Hortic. 156:113-120. DOI |
7 | Sheikh, B.A. 2006. Hydroponics: key to sustain agriculture in water stressed and urban environment. Pak. J. Agric. Agric. Eng. Vet. Sci. 22:53-57. |
8 | Smolders, E., R. Merckx, F. Schoovaerts, and K. Vlassak. 1991. Continuous shoot growth monitoring in hydroponics. Physiol. Plant. 83:83-92. DOI |
9 | Tackenberg, O. 2007. A new method for non-destructive measurement of biomass, growth rates, vertical biomass distribution and dry matter content based on digital image analysis. Ann. Bot. 99:777-783. |
10 | Van Henten, E.J. and J. Bontsema. 1995. Non-destructive crop measurements by image processing for crop growth control. J. Agric. Eng. Res. 61:97-105. DOI |
11 | Yeh, Y.-H., T.-C. Lai, T.-Y. Liu, C.-C. Liu, W.-C. Chung, and T.-T. Lin. 2014. An automated growth measurement system for leafy vegetables. Biosyst. Eng. 117:43-50. DOI |
12 | Zolnier, S., G.B. Lyra, and R.S. Gates. 2004. Evapotranspiration estimates for greenhouse lettuce using an intermittent nutrient film technique. Trans. Am. Soc. Agric. Eng. 47:271-282. DOI |
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