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        검색결과 30

        22.
        2018.04 구독 인증기관·개인회원 무료
        토마토는 어느 정도 높은 온습도에서 잘 자라기 때문에 주로 비닐하우스에서 재배되어왔다. 최근에는 정보통신기술 (ICT)의 발달로 온도, 습도, CO₂등의 환경요소를 원격으로 조절하여 힘과 시간을 덜 소모하고도 작물의 생육환경을 편리하게 관리할 수 있는 스마트팜(Smart farm)이 늘어나고 있다. 본 연구에서는 토마토 비닐하우스 및 스마트팜에서의 위치별 온․습도와 토마토의 주요 해충인 담배가루이와 작은뿌리파리의 발생량 및 시설 내 발생분포를 조사하였다. 조사결과, 시설재배지 내의 위치에 따라 온․습도 및 해충 발생량에 차이가 나타났으며, 작은뿌리파리의 경우 시설의 가장자리 및 낮은 위치에서, 담배가루이는 시설의 중앙부 및 높은 위치에서 밀도가 높게 나타나는 경향을 보였다.
        23.
        2017.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        In this study, the morphology and antioxidant content of shiitake mushrooms (Lentinula edodes) cultivated in smart farms and general farms have been compared. With regard to morphology, mushrooms produced in the smart farm system exhibited a slightly thicker and wider pileus and thicker and longer stipe than those in the general farm system. The stipe in the mushrooms from moderate-sized farms was harder, because the low relative humidity of cultivation rooms could induce mushroom tissue to harden. With regard to the antioxidant content, the free radical scavenging activity was evaluated by the DPPH assay. Among the various treatments, hot water extracts of freeze-dried shiitake produced from smart farms exhibited the highest DPPH value of 37.8%. In contrast, the lowest activity of 12.2% was observed in a 70% fermented alcohol extract of shiitake that was dried by hot air. The polyphenol content was higher in hot water extracts than in 70% fermented alcohol extracts. Additionally, the polyphenol content was higher in the freeze-dried samples than in hot-air dried ones. The smart-farm system was preferred over the general cropping system for cultivating shiitake mushrooms, because the antioxidant activity and polyphenol content of mushrooms from the smart-farm system was better; the functionality of this system was more improved than that of the general cropping system, and it enables mushrooms to be cultivated more efficiently. The antioxidant content is represented as the mean±SD of three replicates. Different letters indicate significant differences among samples, i.e., p<0.05.
        3,000원
        24.
        2017.10 구독 인증기관·개인회원 무료
        In this study, shiitake mushrooms (Lentinula edodes) cultivated in smart-farm and general farm were compared in morphology and physiology. In morphology, mushrooms produced in smart farm system showd a little bit thicker and wider pileus and thicker and longer stipe compared with those produced from general farm. The hardness of stipe was higher in the mushrooms from moderate farm, since low relative humidity in cultivation rooms can induce the mushroom tissue harder. In the aspect of physiology, the free radical scavenging activity was evaluated by DPPH assay. Among the various treatments, hot water extracts of freeze-dried shiitake produced from smart farm represented the highest DPPH value as 37.8%. In contrast, 70% ferment alcohol extract of shiitake which was dried by hot air showed the lowest activity value of 12.2%. The hot water extracts showed higher polyphenol contents than 70% ferment alcohol extracts. And the freeze-dried samples showed higher polyphenol contents than hot-air dried ones. When cultivating the shiitake by the smart was sold rather than cultivating with the general cropping system, using the system, the antioxidant activity and polyphenol content makes the mushroom in which the functionality improves more highly than me and general cropping system and it will be helpful.
        25.
        2016.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        As IoT(Internet of Things) technology evolves and spreads, various applications for remote sensing and controlling have emerged. Among them, smart farm is an example of applying IoT technology to agriculture. It is a technology to enhance the competitiveness of agriculture by informing the process of production, distribution and consumption of various crops. In particular, micro smart farm which applies the automatic control technology of the production process to home gardening also appeared. In this paper, a method of developing a serious game system for cultivating that integrates reality and virtual by combining smart farm technology and game is proposed. By changing automatic control of smart farm to user control using game interface, user participation and immersion for cultivating can be induced.
        4,000원
        26.
        2016.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        정부는 정책적으로 ICT 기반 시설원예의 첨단화로 농작물의 생산성을 높이고 에너지 절감형 스마트 온실의 보급 확대를 계획하고자 한다. 그러나 농업 분야에 있어서 모니터링 및 제어의 다양성 및 연계성은 매우 부족한 실정이다. 이에 자동화된 시설원예를 활용하여 다양한 모니터링 및 제어를 위한 복합형 알고리즘을 활용한 농업생산 전주기적 과정의 지능적 시스템화를 위한 현장 중심형 사물인터넷 기반 스마트팜 융합 서비스 시스템의 개발이 필요하다. 따라서, 농업분야 ICT 현장적용 관련 국내·외 연구 동향을 소개하고 이로부터 시설원예 분야에 접목 가능한 ICT 기반 미래 핵심기술을 분석 및 제시하고자 하였다.
        4,300원
        27.
        2020.08 KCI 등재 서비스 종료(열람 제한)
        This study was conducted to analyze factors affecting acceptance of smart farm technology. Smart farm technology is rapidly being introduced to agriculture in accordance with the progress of the 4th Industrial Revolution, but research on this is still little. Therefore, in this study, based on the unified theory of acceptance and use of technology (UTAUT), a research model reflecting the characteristics of smart farm technology was constructed. To test this, empirical analysis was performed. A survey was conducted for students in smart farm technology education and adult male and female farmers who are currently planning to operate smart farms. Valid 204 sample were used for analysis. The hypothesis test was based on multiple regression analysis using SPSS 24 statistical package. For the mediating effect and moderating effect, Process Macro 3.4 based on the regression equation was used. The results of testing the hypothesis are as follows. First, in the causal hypothesis test, it was shown that performance expectancy, social influence and price value have a significant positive effect on the intention to use smart farm technology. On the other hand, effort expectancy, facilitating conditions were not tested for a significant influence on the use of smart farm technology. As a result of analyzing the mediating effect of trust, it was found that trust plays a mediating role between performance expectancy, effort expectancy, social influence, facilitating conditions, price value and intention to use smart farm technology. In particular, the effort expectancy has not been tested for a direct significant effect on intention to use smart farm technology, but it has been shown to have an impact through trust. Trust was found to be a full mediating between the effort expectancy and the intention to use the smart farm technology. The current IT level of prospective users has been shown to play a moderating role between performance expectancy, facilitating conditions and intention to use smart farm technology. In particular, the IT level was found to strengthen the relationship between performance expectancy and intention to use smart farm technology. Based on the results of these studies, academic and practical implications were suggested.
        28.
        2020.05 KCI 등재 서비스 종료(열람 제한)
        The purpose of this study was to examine the intention of consumer acceptance of technology in agricultural production by applying the unified theory of acceptance and use of technology (UTAUT) to smart farm. In particular, this study analyzed the intention to accept the technology of agricultural students, farmers, start-up farmers, returning farmers, and returnees in the general manufacturing industry and high-tech industries, and in agricultural sectors corresponding to primary industries. The results showed that performance expectancy, social influence, facilitating conditions, IT development level, and reliability had a significant influence on the intention to use smart farm technology. However, effort expectancy and price value were rejected because no significant impact on use intention was tested. In addition, the influences of the variables showing their influence were reliability (β=.569) > IT development level (β=.252) > social influence (β=.235) > performance expectancy (β=.182) > facilitating conditions (β=.134).
        29.
        2017.03 KCI 등재 서비스 종료(열람 제한)
        인구감소, 고령화, 이상기후 등의 극복을 위해 기존의 노동집약적 방식에서 자본집약적 방식의 첨단산업화로 영농환경은 변화하고 있다. 영농환경의 변화는 미래 시장의 기회로 삼을 수 있으며 다양한 ICT(Information and Communication Technologies) 융복합의 스마트 팜 등이 영농의 계량화, 자동화, 네트워크화로 실현되고 있다. 시설원예·과수·축산 분야에 센서 등 다양한 ICT영농기기와 복합자동환경제어시스템을 도입한 혁신농장 스마트 팜은 온·습도 등을 원격 모니터링하고, 축적된 생육정보를 활용하여 최적상태로 생장을 관리할 수 있는 첨단 시스템이다. 스마트 팜 농업은 생산성 증진·품질 향상 뿐만 아니라, 생산·유통·소비과정에서 비용절감 효과가 크다는 장점이 있다. 오늘날과 같은 경쟁 속에서 경쟁력 확보를 위 한 농식품 포장디자인의 중요성은 날로 증대되고 있고 농업의 생산구조가 변화하는 시점에서 농산물 포장디자인도 변화되 어야 할 것이다. 정보통신 기술을 농업에 접목한 스마트 팜 농업을 위한 포장디자인 연구가 절실히 필요하며 그 중 딸기 생산을 중심으로 한 실제사례 발표를 통해 변화하는 농업에 기여하고자 한다.
        30.
        2010.12 KCI 등재 서비스 종료(열람 제한)
        본 연구는 소셜네트워크와 활발하게 연계되고 있는 스마트폰 플랫폼을 기반으로 한 농장경영 게임의 특성을 파악하기 위하여, 게임 내의 소셜 네트워크 플레이 경험이 스마트폰 플랫폼에서 보여지는 농장경영게임의 공간과 어떻게 연관되는가를 분석하고자 하였다. 스마트폰 플랫폼을 기반으로 한 SNS 농장경영게임의 플레이 경험은 주로 세 개의 모듈, 정작 모듈, 환경 배치 모듈, 공간 확장 모듈을 중심으로 이루어진다. 본 연구에서는 농장경영게임의 특성을 분석하기 위하여 공간경험이론을 바탕으로 외적 투시공간, 내부조망 공간, 상징적 기획 공간으로 나누어 각 공간에서 일어나는 플레이 경험을 중심으로 살펴보았다. 농장경영게임에서 플레이어는 고정된 시정을 통해 공간을 인식하고, 모듈을 재해석하여 재배치하는 데 있어 자신의 공간을 소셜 네트워크의 기본단위로 삼게 된다. 이러한 과정에서 공간은 단순한 배정이 아닌, 소셜 네트워크 게임에서 필수적인 협력 플레이를 일으키도록 하는 주체적 역할을 수행한다.
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