• Title/Summary/Keyword: 콩

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농업기술 - 논에서 콩을 재배하려면?

  • Yu, Hong-Seop
    • 농업기술회보
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    • v.48 no.6
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    • pp.31-33
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    • 2011
  • 최근에 논 소독 다양화 사업과 밭작물 자급률 향상 정책이 동시에 추진됨에 따라 논 콩의 재배면적이 늘어나고 있는 추세다. 따라서 논에서 콩을 안전하게 재배할 수 있는 핵심 기술을 소개한다.

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농업기술 - 콩의 주요 병해 및 방제법

  • Lee, Yeong-Hun
    • 농업기술회보
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    • v.49 no.4
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    • pp.22-23
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    • 2012
  • 콩에서 가장 문제가 되는 병해로는 콩모자이크바이러스병, 잎이 조기에 떨어지는 불마름병과 들불병, 종자의 품위에 영향을 주는 자주무늬병, 미이라병 등이 있다. 이들 병해는 고온 다습한 재배환경에서 많이 발생하고 병의 확산 속도가 빨라져 큰 피해를 주게 된다.

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특집 3 - 나물콩 연구현황 및 금후계획

  • 농촌진흥청 작물과학원 호남농업연구소
    • 물만먹고자라요
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    • no.20
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    • pp.41-54
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    • 2008
  • 지난 2007년 11월 8일 농촌진흥청 작물과학원 호남농업연구소에서 발표한 '나물콩 연구현황 및 금후계획' 전문을 발췌하여 국내 나물콩 연구현황을 살펴본다.

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Quality Characteristics and Antioxidant Activities of Soybean Curd Products Containing Small Black Soybean (쥐눈이콩을 첨가한 두부제조에 따른 두부, 비지 및 순물의 항산화성)

  • Kim, Joon-Hee;Lee, Young-Tack
    • Journal of the Korean Society of Food Science and Nutrition
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    • v.36 no.11
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    • pp.1431-1435
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    • 2007
  • Soybean curds were prepared by adding different levels (20, 40, and 60%) of small black soybean, and the quality characteristics of the soybean curds were investigated. The yield of soybean curd increased slightly with the increment of the levels of small black soybean, whereas L value (lightness) and b value (yellowness) decreased. Analysis of textural properties demonstrated that the addition of small black soybean lowered the hardness and chewiness of soybean curd, while it slightly increased the cohesiveness and adhesiveness. Antioxidant activities of soybean curd, soybean curd residue, and soybean curd whey were estimated by determining electron donating ability (EDA) to DPPH radical and superoxide dismutase (SOD)-like activity. These activities in all of the samples increased with the addition of small black soybean, especially in soybean curd residue and soybean curd whey; also, soybean curd whey containing small black soybean showed the highest activities.

Studies on the characteristics of concentrated soy protein (농축 콩단백질 분리 및 추출에 관한 연구)

  • Cha, Seo Hui;Shin, Kyung-Ok;Han, Kyoung-Sik
    • Korean Journal of Food Science and Technology
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    • v.52 no.5
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    • pp.459-466
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    • 2020
  • The purpose of this study was to investigate the nutritional characteristics of selected soybeans grown in Korea to isolate concentrated proteins. Examination of the general characteristics revealed that the pH and apparent density of Phaseolus radiatus L. protein and concentrated Vigna angularis protein were significantly higher than those of other concentrated soy proteins. The water absorption capacity was high for concentrated Pisum sativum L. protein, whereas the oil absorption capacity was high for concentrated Glycine max (L.) Merr. protein. The emulsifying activity and emulsifying stability were higher and significantly higher, respectively, for enriched P. radiatus protein. Considering the functional characteristics of concentrated soy protein, its application as a food material in the meat product industry in Korea may be of potential value.

A study on the organization and management of the Jeju soybean cluster (제주 콩 클러스터 구축 방안에 관한 연구)

  • Ko, Seong-Bo;Hyun, Chang-Seok
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.11 no.10
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    • pp.3740-3746
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    • 2010
  • Jeju soybean industry is not competitive in areas of food-safety, quality, price, and bargaining power. Also, the processing products of soybean are simply-processed product. They are short of diversified product. The size of processing company is very small. The purpose of this study is to review and suggest programs for the construction and management of a network among farmhouseholds, agricultural cooperatives, manufacturing companies, related research institutes, and the local government, which are integrated vertically, horizontally and systematically. Jeju soybean cluster consists of production system, research & development system, industrial-support system, practical technology-support system, and center of operation. This system will help farmers get stable sales market & income. Also, It will help farmers produce the production of environment-friendly agricultural raw products.

Discrimination of Korean Domestic and Foreign Soybeans using Near Infrared Reflectance Spectroscopy (근적외선분광광도계(NIRS)를 이용한 국내산 콩과 수입콩의 판별분석)

  • Ahn, Hyung-Gyun;Kim, Yong-Ho
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.57 no.3
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    • pp.296-300
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    • 2012
  • Discrimination of geographic origin of agricultural products is a important issue in Korea because the price difference between Korean domestic and imported cereals is a key among some reasons. NIRS (Near Infrared Reflectance Spectroscopy) has been applied to classify the geographical origin of soybeans. Total 135 samples (Korean domestic 92 and foreign 43) were used to obtain calibration equation through 400~2,500 nm wavelength. The math treatment with 1st derivative and 4 nm gap and the modified partial least squares(MPLS)regression was outstanding for calibration equation. The standard error of calibration and determination coefficient in calibration set(n=115) was 6.65 and 0.98, respectively. And it showed that the extra 20 samples for validation equation were identified their authentication correctly. This study describes that the application of NIRS would be possible for discrimination of geographical origin between Korean domestic and imported soybeans.

Quality Characteristics of Bean Sprouts with Different Namulkong Cultivars (품종이 다른 나물콩으로 재배한 콩나물의 품질 특성)

  • Shon, Hee-Kyeoung;Kim, Yong-Ho;Lee, Kyong-Ae
    • Korean journal of food and cookery science
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    • v.30 no.3
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    • pp.340-350
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    • 2014
  • The physicochemical and sensory properties of bean sprouts with different namulkong cultivars were examined. The five namulkong cultivars included were as follows : Nokchaekong, Dawonkong, Seonamkong, Orialtae, and Pungsannamulkong with light green, black, yellow, dark green, and yellow seed coats, respectively. The bean sprouts were cultivated in a lab and were used for analyses. The instrumental textural hardness and lipoxygenase activity of the heads were higher than those of the stems in both fresh and boiled bean sprouts. The 3 minutes of boiling caused a decrease in the hardness and lipoxygenase activity of the heads and the stems. The chlorophyll a and b contents in the heads were higher than those in the stems, and they decreased with boiling. The fresh bean sprouts with Dawonkong, Seonamkong and Pungsannamulkong showed higher acceptability than those with Nokchaekong and Orialtae. The higher acceptability was observed in the boiled and flavored bean sprouts with Seonamkong and Pungsannamulkong.

Effect of Quizalofop-Ethyl on Glutathione-S-Transferases and Carboxylesterase Activity of Soybean and Corn Plants (Quizalofop-Ethyl이 콩과 옥수수의 Glutathione-S-Transferases와 Carboxylesterase의 활성에 미치는 영향)

  • Kim, Hee-Kwon;Kim, Myoung-Seok;Park, In-Jin;Shu, Yong-Tack
    • Korean Journal of Environmental Agriculture
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    • v.16 no.4
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    • pp.365-372
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    • 1997
  • Biochemical characteristics and activities of glutathione-S-transferases(GSTs) and carboxylesterase extracted from soybean and corn plants treated with quizalofop-ethyl were investigated. Km value and Vmax of GSTs extracted from soybean and corn plants were $6.7{\times}10^{-3}M$ nmole/mg/min, 50, 20 nmole/mg/min, respectively. Optimum pH of carboxylesterase from soybean and corn was 7.0. Km value and Vmax of carboxylesterase extracted from soybean and corn plants were $4.2{\times}10^{-4}M$, $2.5{\times}10^{-4}M$ nmole/mg/min, 33, 10 nmole/mg/min, respectively. GSTs and carboxylesterase activity were reduced by quizalofop-ethyl. GSTs and carboxylesterse activity of corn was more reduced than that of soybean. When soybean and corn were treated by 80 ppm of quizalofopethyl. Soybean recovered after 10 days elapsing, but corn withered after 3days elapsing.

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Isoflavone Content in Soybean and its Processed Products (콩 및 콩 가공식품의 이소플라본 함량)

  • Lee, Myung-Hee;Park, Yeon-Hee;Oh, Hae-Sook;Kwak, Tae-Soon
    • Korean Journal of Food Science and Technology
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    • v.34 no.3
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    • pp.365-369
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    • 2002
  • Daidzein and genistein contents were determined for 46 varieties of soybean and several types of soyfoods using high pressure liquid chromatography. Average content of isoflavones in the soybeans was $809\;{\mu}g/g$ dry matter, ranging from 309 to $1610\;{\mu}g/g$, with Sinpaldal #2 and Dawon showing the highest and lowest amounts, respectively. Isoflavone contents of chonkukjang, soybean paste, and miso were 1045, 781, and $1067\;{\mu}g/g$, respectively. Isoflavone amounts in hard, semi-soft, soft, and fried tofus were 650, 895, 685, and $616\;{\mu}g/g$, respectively.