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권용대,김관후 충남대학교 농업과학연구소 2005 농업과학연구 Vol.32 No.1
This study was focused on analyzing the impacts of e-commerce on the farmer's management behavior and suggesting alternatives for the development of e-commerce in agricultural industry. For this study, survey was conducted for 24 farmers who sell agricultural products through e-commerce in Chungnam province. The results of study are as follows; First, farmers have changed their management practices in terms of production, marketing and processing by using the information of consumers' preferences while doing e-commerce business. Second, farmers have attempted to differentiate their product through product brand and customer relationship marketing, because they recognized the importance of developing marketing techniques adapted to e-commerce system for more revenues. Third, if quality certification system of agricultural products is introduced under e-commerce, farmers would use it for their environmentally sounded farming because they expect to increase their income. Fourth, 75% of the farmers sold their product at retail price. It means that e-commerce farmers act as a price maker rather than price taker at e-commerce market, who will be encouraged to have larger business size resulting in more added value. Based on the results of study, we suggest that there should be reduction of service charge for credit card, and encouragement of B2B transaction for the economy of scale and introduction of quality certification system so as to establish e-commerce system of agricultural industry as soon as possible.
김관후 ( Gwan Hou Kim ),이가순 ( Ka Soon Lee ),이두희 ( Doo Hee Yi ),홍승지 ( Seung Jee Hong ) 한국식품저장유통학회(구 한국농산물저장유통학회) 2011 한국식품저장유통학회지 Vol.18 No.5
This study was carried out to suggest producers` marketing direction for GAP certified rawginseng using STP(segmentation, targeting and positioning). In order to fulfill this object, conjoint analysis and cluster analysis were used. The main results are as follows. Based on the results of part worth for attributes such as safety, size, and price, GAP certified raw-ginseng, large size, and low price were preferred to conventional ginseng, small size, and high price respectively. In the relative importance for each attributes, safety was 47.2%, size was 30.0%, and price was 17.8%. As a result of market segmentation, 3 consumer groups(large size preferred, safety preferred, lower price preferred) were classified. Among those groups, the safety preferred group was selected as a target market for GAP certified raw-ginseng and its market size was estimated approximately 2,968 tons which is 26.8% of total raw ginseng market.
신품종 갈색양송이 ‘다향’의 화학성분과 항산화활성 및 α-Glucoamylase 저해활성
김홍규(Hong-Kyu Kim),양의석(Euy-Seog Yang),박기문(Gi-Moon Park),김관후(Gwan-Hou Kim),김현호(Hyun-Ho Kim),이가순(Ka-Soon Lee) 한국식품영양과학회 2011 한국식품영양과학회지 Vol.40 No.8
신품종으로 개발한 양송이 ‘다향’의 우수성을 조사하기 위하여 총 폴리페놀성 물질, 유리당 및 β-glucan의 함량과 항산화활성 및 α-glucoamylase 저해활성을 기존 유통되고 잇는 705호 양송이와 비교 분석하였다. 총 폴리페놀 함량은 189±12 ㎎%로 기존 705호 양송이 168±8 ㎎%에 비하여 더 높았고, 유리당은 mannitol, xylose 및 trehalose의 3종이 각각 3.11, 0.12 및 0.08%로 mannitol이 가장 많이 함유되어 있었으며, β-glucan의 함량은 건조물에 대하여 28.34%이었고 705호 양송이는 26.55%의 함량을 보여 대조군에 비하여 높은 함량을 보여주고 있었다. DPPH용액에 의한 전자공여능은 다향은 물 추출물과 80% 에탄올 추출 각각 52.14% 및 57.81%, 705호는 각각 45.27% 및 46.93%를 보였으며, α-glucoamylase 저해활성은 물 추출물에서는 다향이 705호 양송이보다 저해활성이 더 높은 경향이었으며 80% 에탄올 추출물에서는 거의 비슷한 저해활성을 보였다. This study was conducted to investigate the quality characteristics, antioxidant activity, and α-glucoamylase inhibitory activity of Dahyang, a Chungnam Agricultural Research & Extension Service’s newly bred cultivar of brown button mushroom. Total phenolic compound contents of Dahyang and the no. 705 mushroom were 189±12 ㎎% and 168±8 ㎎%, respectively. The major free sugars in Dahyang were mannitol (3.11%), xylose (0.12%), and trehalose (0.08%). β-Glucan content was 28.34% in Dahyang and 26.55% in the no. 705 mushroom, respectively. Electron donating ability by DPPH in Dahyang and the no. 705 mushroom was 52.14% and 45.27% for the water extract, and 57.81% and 46.93% for the 80% ethanol extract, respectively. α-Glucoamylase inhibitory activity in a 10 ㎎/㎖ concentration of water extract were was 33.25% in Dahyang and 29.22% in the no. 705 mushroom, respectively.