• Title/Summary/Keyword: Agro-food Industry

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Rapid Detection Methods for Agro-Food Safety

  • Kim, Gi-Young
    • 한국환경농학회:학술대회논문집
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    • 2009.07a
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    • pp.157-168
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    • 2009
  • Frequent outbreaks of foodborne illness have been increasing the awareness of agro-food safety. Conventional methods for pathogen detection and identification are labor.intensive and take days to complete. The increasing use of rapid food safety testing is receiving more and more attention. The major reason for this trend is that the food industry requires quick and accurate results. The rapid detection of contaminants in food is critical for ensuring the safety of consumers. Recent advances in technology make detection and identification faster, more sensitive and more specific than traditional method. In this paper, technology trends and recent developments in rapid methods for agro-food safety are discussed.

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Review of Literature on Food Preservation of the Early Joseon Dynasty (조선전기 고문헌에 수록된 식품저장법에 대한 문헌고찰)

  • Kim, MyeongJun;Cha, GyungHee;Chung, HyeJung
    • Journal of the Korean Society of Food Culture
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    • v.35 no.1
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    • pp.28-54
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    • 2020
  • This study aims to investigate the food preservation methods adopted by the Joseon Dynasty, which existed before the 17th century. A total of 232 food preservation methods were discovered in 25 books, and could be classified by their targeted food types: vegetables (84), sea foods (60), meats (41), fruits (37), and others (10). Depending on the preservation method applied, they are classified as food drying, soaking, mud cellar preservation, and other preservation. Food drying is further classified into 8 sub-types: drying, sun-drying, shadow-drying, wind-drying, dry heat, combined drying, smoking, and others. Soaking could be sub-divided into using salt, ash, dry sand, bran, fermented paste, wet distillers grains, oil, and others. Mud cellar preservation is sub-classified into installing shelf inside the mud cellar, making the mud cellar for food preservation, and making hole or underground tunnel for food preservation. Other food preservation methods include minimizing moisture loss by applying beeswax on a section of the vegetable stem, and cutting the vegetables or fruits with their branches and leaves for food preservation.

Inhibitory effects of dietary antioxidants on the formation of carcinogenic polycyclic aromatic hydrocarbons in grilled pork

  • Wongmaneepratip, Wanwisa;Jom, Kriskamol Na;Vangnai, Kanithaporn
    • Asian-Australasian Journal of Animal Sciences
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    • v.32 no.8
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    • pp.1205-1210
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    • 2019
  • Objective: The inhibitory effects of dietary antioxidants, diallyl disulfide (DADS) and quercetin, in marinade were investigated on the formation of carcinogenic polycyclic aromatic hydrocarbons (EPA priority 16 PAHs) in grilled pork. Methods: The formation of PAHs in grilled sirloin pork with different marinades after charcoal-grilling for 2 min/side were evaluated using high performance liquid chromatography with a photodiode array detector (HPLC-DAD). Results: Compared with the control marinade treatment (without antioxidant), the addition of DADS (500 mg/kg meat sample) in marinade significantly decreased benzo[a]pyrene (BaP) (100%) and heavy PAHs (84%) in charcoal-grilled pork, while the addition of quercetin at the same concentration could reduce 23% and 55% of BaP and heavy PAHs, respectively. Conclusion: The results of this study suggested that the addition of DADS in the marinade could be important in decreasing the levels of PAHs in grilled meat.

The Innovation Milieu of Red Pepper Agro-Industry District in Bonghwa County : A Cluster Perspective (지역 농산업산지의 혁신환경과 클러스터 육성전략 : 봉화군 고추농산업 사례)

  • Lee, Jong-Ho
    • Journal of the Korean association of regional geographers
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    • v.11 no.2
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    • pp.233-246
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    • 2005
  • This paper aims to explore the innovation milieu of red-pepper agro-industry in Bonghwa County, in the northern part of Gyeongbuk Province, and suggest policy recommendations for bringing up local agro-industry from a cluster perspective. It turns out that the capabilities of Bonghwa red-pepper agro-industry to innovate are remarkably weak let alone soft infrastructures such as learning networks between innovation agents and social capital. In this sense Bonghwa red-pepper agro-industry can be viewed as an agricultural area simply specialized in production sector rather than a kind of agro-industry cluster. For moving up Bonghwa red pepper industry into an innovative cluster, the paper suggests that the policy makers need to focus on cultivating local learning communities, building a region-wide incorporated brand, promoting the local agricultural technology centre as a network hub of cluster and fostering the functional links between universities and local innovation agents, covering farmers, agricultural organizations, agro-food producers and the local government.

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Application of Response Surface Methodology for Optimization of Applemango Jelly Processing (애플망고 젤리의 제조 최적화를 위한 반응표면분석법의 적용)

  • Hyeonbin, Oh;Hyun-Jeong, Shim;Chae-wan, Baek;Hyun-Wook, Jang;Young, Hwang;Yong Sik, Cho
    • The Korean Journal of Food And Nutrition
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    • v.35 no.6
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    • pp.473-480
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    • 2022
  • This study aimed to develop an optimal processing method for the production of apple-mango jelly for domestic suppliers, by analyzing the quality attributes of the jelly. According to the central composite design, a total of 11 experimental points were designed including the content of apple-mango juice (X1), and the sugar content (X2). The responses were analyzed including the color values (CIE Lab and color difference), physicochemical properties (water activity, sweetness, pH, and total acidity), and textural properties (hardness and gel strength). Regression analysis was conducted, except for total acidity, and showed no significant difference for all the experimental points (p<0.05). Quadratic model was derived for all responses with an R square value ranging from 0.8590 to 0.9978. Based on regression model, the appropriate mixing ratio of apple-mango jelly was found to be 31.11% of apple mango juice and 14.65% of sugar. Through this study, the possibility for developing jelly product using apple-mango was confirmed, and it is expected that these findings will contribute to the improvement of the agricultural industry.

Characteristics and Gel Properties of Gelatin from Goat Skin as Influenced by Alkaline-pretreatment Conditions

  • Mad-Ali, Sulaiman;Benjakul, Soottawat;Prodpran, Thummanoon;Maqsood, Sajid
    • Asian-Australasian Journal of Animal Sciences
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    • v.29 no.6
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    • pp.845-854
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    • 2016
  • Characteristics and properties of gelatin from goat skin pretreated with NaOH solutions (0.50 and 0.75 M) for various times (1 to 4 days) were investigated. All gelatins contained ${\alpha}$-chains as the predominant component, followed by ${\beta}$-chain. Gelling and melting temperatures of those gelatins were $23.02^{\circ}C$ to $24.16^{\circ}C$ and $33.07^{\circ}C$ to $34.51^{\circ}C$, respectively. Gel strength of gelatins increased as NaOH concentration and pretreatment time increased (p<0.05). Pretreatment for a longer time yielded gelatin with a decrease in $L^*$-value but an increase in $b^*$-value. Pretreatment of goat skin using 0.75 M NaOH for 2 days rendered the highest yield (15.95%, wet weight basis) as well as high gel strength (222.42 g), which was higher than bovine gelatin (199.15 g). Gelatin obtained had the imino acid content of 226 residues/1,000 residues and the gelatin gel had a fine and ordered structure. Therefore, goat skin gelatin could be used as a potential replacer of commercial gelatin.