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ISSN : 1738-0294(Print)
ISSN : 2288-8853(Online)
Journal of Mushrooms Vol.16 No.3 pp.155-161
DOI : http://dx.doi.org/10.14480/JM.2018.16.3.155

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

Chan-Jung Lee1, Sung-Hyeon Lee2, Eun-Ji Lee1, Hae-sung Park1, and Won-Sik Kong1
1Mushroom Research Division, National Institute of Horticultural & Herbal Science, RDA, Eumseong, Chungbuk, 27709, Korea
2Smart Farm Development Division, National Institute of Agricultural Science, RDA, Jeonju, Jeonbuk, 54875, Korea

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 88 m2 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°C after the scraping, and the mushroom was produced and maintained at about 25°C until the bottle was flipped. On fruiting body formation, mushrooms were harvested while maintaining the temperature between 13°C and 15°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, CO2 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 3rd and 4th 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.

병재배 느타리버섯 ‘수한’의 정밀재배관리를 위한 생육환경 분석

이찬중1 · 이성현2 · 이은지1 · 박혜성1 · 공원식1
1국립원예특작과학원 버섯과
2국립농업과학원 스마트팜개발과

초록

 

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