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http://dx.doi.org/10.14480/JM.2018.16.3.155

Analysis of growth environment for precision cultivation management of the oyster mushroom 'Suhan'  

Lee, Chan-Jung (Mushroom Research Division, National Institute of Horticultural & Herbal Science, RDA)
Lee, Sung-Hyeon (Smart Farm Development Division, National Institute of Agricultural Science, RDA)
Lee, Eun-Ji (Mushroom Research Division, National Institute of Horticultural & Herbal Science, RDA)
Park, Hae-sung (Mushroom Research Division, National Institute of Horticultural & Herbal Science, RDA)
Kong, Won-Sik (Mushroom Research Division, National Institute of Horticultural & Herbal Science, RDA)
Publication Information
Journal of Mushroom / v.16, no.3, 2018 , pp. 155-161 More about this Journal
Abstract
In this study, we analyze the growth environment using smart farm technology in order to develop the optimal growth model for the precision cultivation of the bottle-grown oyster mushroom 'Suhan'. Experimental farmers used $88m^2$ of bed area, 2 rows and 5 columns of shelf shape, 5 hp refrigerator, 100T of sandwich panel for insulation, 2 ultrasonic humidifiers, 12 kW of heating, and 5,000 bottles for cultivation. Data on parameters such as temperature, humidity, carbon dioxide concentration, and illumination, which directly affect mushroom growth, were collected from the environmental sensor part installed at the oyster mushroom cultivator and analyzed. It was found that the initial temperature at the time of granulation was $22^{\circ}C$ after the scraping, and the mushroom was produced and maintained at about $25^{\circ}C$ until the bottle was flipped. On fruiting body formation, mushrooms were harvested while maintaining the temperature between $13^{\circ}C$ and $15^{\circ}C$. Humidity was approximately 100% throughout the growth stage. Carbon dioxide concentration gradually increased until 3 days after the beginning of cultivation, and then increased rapidly to approximately 2,600 ppm. From the 6th day, $CO_2$ concentration was gradually decreased through ventilation and maintained at 1,000 ppm during the harvest. Light was not provided at the initial stage of oyster mushroom cultivation. On the $3^{rd}$ and $4^{th}$ day, mushrooms were irradiated by 17 lux light. Subsequently, the light intensity was increased to 115-120 lux as the growth progressed. Fruiting body characteristics of 'Suhan' cultivated in a farmhouse were as follows: Pileus diameter was 30.9 mm and thickness was 4.5 mm; stipe thickness was 11.0 mm and length was 76.0 mm; stipe and pileus hardness was 0.8 g/mm and 2.8 g/mm, respectively; L values of the stipe and pileus were 79.9 and 52.3, respectively. The fruiting body yield was 160.2 g/850 ml, and the individual weight was 12.8 g/10 unit.
Keywords
Environmental sensor; Fruiting body; Growth environment; Pleurotus ostreatus; Smart farm technology;
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Times Cited By KSCI : 1  (Citation Analysis)
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