• Title/Summary/Keyword: mungbean

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Studies on the Textural Properties of Chinese Mungbean Starch (중국산 녹두전분의 물성에 관한 연구)

  • 이종순
    • Korean journal of food and cookery science
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    • v.8 no.1
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    • pp.1-7
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    • 1992
  • Recently, plenty of imported Chinese Mungbean is sold, for Korean Mungbean is expensive. But they say, Chinese Mungean has less delicacy and cooking quality. Above all, in comparison with Korean and Chinese Mungbeans properties they are different - Chinese Mungbean grain is twice in dimension, Chinese Mungbean is white and Korean one is yellow in peeled grain color. They are similar in size shape with the microscope. With Amylograph of Brabender the viscosity of Korean Mungbean is gradually and continually increased until heating from $25^{\circ}C$ to $92.5^{\circ}C$ and cooling to $25^{\circ}C$ again, but the one of Chines Mungbean is increased suddenly in 74$^{\circ}C$ and shows the abrupt break-down phenomenon. This same phenomenon is shown in swelling with melting-pointer, In $25^{\circ}C$, the cooling temperature, Chinese Mungbean is measured to 1400 B.U and Korean one 1600 B.U. With color-meter of Richard S. Hunter, 12% gel of Korean Mungbean starch is clear but Chinese one white. The texture of 12% gel of Chinese Mungbean starch with Rheo-meter becomes hardened much more than Korea one. As a result of sensory-test, color, cohesiveness, and flavors of Korean gel is preferred overwhelmingly.

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Standardization of a Graft Inoculation Method for the Screening of Mungbean Germplasm against Mungbean yellow mosaic virus (MYMV)

  • Akhtar, Khalid Pervaiz;Ahsanul Haq, M.
    • The Plant Pathology Journal
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    • v.19 no.5
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    • pp.257-259
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    • 2003
  • This report described a simple, inexpensive, faster, and effective graft inoculation method for the artificial transmission of Mungbean yellow mosaic virus (MYMV). Success of grafting and disease transmission was 100% in this method. Screening of mungbean germplasm using this method will prevent the chance of escape infection, probably as a consequence of non-preference mechanism and loss of vector infectivity. The grafting method described here is applicable to both screenhouse and field trials.

Quality Characteristics of Cheongpomook Prepared with Different Levels of Mungbean Powder (녹두가루 첨가 비율에 따른 청포묵의 품질특성)

  • Kim, Ae-Jeung;Han, Myung-Ryun;Rho, Jeong-Ok
    • Korean Journal of Human Ecology
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    • v.20 no.6
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    • pp.1229-1237
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    • 2011
  • The objective of this study was to evaluate the quality characteristics of Cheongpomook prepared with five different levels of mungbean powder (0, 25, 50, 75, and 100%). We conducted the Hunter's color values, the rheological characteristics, sensory evaluations, and pasting properties of the Cheongpomook samples. The more mungbean powder was added, the more the luminance and Hunter's a values of Cheongpomook samples were decreased, but in Hunter's a values was reverse. With regard to the rheological properties of the Cheongpomook samples, the more mungbean powder was added, the values of hardness, springiness, gumminess, and chewiness were significantly decreased. In color, taste, and overall quality, the value of 25% mungbean powder added Cheongpomook (MP1) and 50% added Cheongpomook (MP2) were significantly higher than those of others. The resulting RVA viscogram, peak viscosity, hold viscosity, break down, setback, and final viscosity of Cheongpomook were decreased with an increase in mungbean powder, but the pasting temperature was increased slightly. Therefore, an addition of 25% mungbean powder appears to be an acceptable approach to enhance the quality of Cheongpomook without reducing acceptability.

A Study on the Effect of Mungbean Protein on Quality Characteristics of Angel Parfiet (녹두 단백질을 첨가하여 조리한 Angel Parfiet의 특성에 관한 연구)

  • 민성희;손경희
    • Korean journal of food and cookery science
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    • v.9 no.4
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    • pp.308-311
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    • 1993
  • This study was carried out in order to study the effect of mungbean protein on quality characteristics of angel parfait. The foaming properties of mungbean protein was tested and angel parfait was made with mungbean protein. The results were as follows: 1. Foam expansion values of mungbean protein were generally dependent on protein concentration to 3かio protein suspension. From 1% to 3% suspen-sion, foam expansion values increased. However, over 3% suspension, the values decreased. 2. The foaming stability appeared the greatest value as protein concentration increased. But it was not signifi-cantly different over than 5% concentration. 3. The overrun of angel parfait made with munbean protein was significantly higher than that of made with soybean protein and sensory evaluation data presented that angel parfait made with mungbean protein was significantly higher than that of soybean protein.

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Salinity Tolerance of Blackgram and Mungbean: I. Dry Matter Accumulation in Different Plant Parts

  • Karim, M.A.;Raptan, P.K.;Hamid, A.;Khaliq, Q.A.;Solaiman, A.R.M.;Ahmed, J.U.
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.46 no.5
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    • pp.380-386
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    • 2001
  • Dry matter(DM) accumulation in different plant parts of two Vigna spp., blackgram(Vigna mungo) and mungbean(Vigna radiata), was compared at different levels of salinity. Two vaarieties of each of blackgram (Barimash-1 and Barimash-2) and mungbean(Barimung-3 and Barimung-4) were grown with 50, 75 and 100mM NaCl solutions and tap water as a control till maturity. The DM accumulation in all plant parts of the two crops devreased with the increasing salinity levels. The reducation was severe in mungbean compared to blackgram. On an average mungbean produced only 3% grain yield compared to 37% in blackgram at 100mM NaCl. The salinity induced growth reduction was relatively less in Barimash-2 than that in Barimash-1. In mungbean, the relative DM production of Barimung-3 was greater than Barimung-4. The extent of biomass reducation due to salinity in different plant parts was not similar. At maturity the rank of biomass accumulation (at 100 mM NaCl) in different plant parts of blackgram was in decreasing order by seeds pod$^{-1}$ (97%), branch plant$^{-1}$ (88%), 1000-grain weight (79%), plant height(72%), pods plant$^{-1}$ (50%), leaf weight and root mass(both 49%) and stem weight (48%). In mungbean, the rank was in decreasing order by 1000-grain weight (57%), leaf weight (54%), plant height (52%), seeds pod$^{-1}$ (50%), branch plant$^{-1}$ (41%), root weight (34%), stem weight (24%) and pods plant$^{-1}$ (6%). Therefore, salinity reduced grain yield more than straw and roots of the Vignaq spp., and blackgram is relatively more salt-tolerant than mungbean.

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Quality Characteristics of Frozen Stored Mungbean Starch Gels Added with Sucrose Fatty Acid Ester

  • Choi, Eun-Jung;Oh, Myung-Suk
    • Food Quality and Culture
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    • v.3 no.2
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    • pp.53-58
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    • 2009
  • This study was conducted to investigate the quality characteristics of frozen stored mungbean starch gels added with sucrose fatty acid ester (SE). The study showed a delay of gelatinization of mungbean starch by SE addition through the measurements conducted by using Rapid Visco Analyzer (RVA) and Differential Scanning Calorimeter (DSC). In the color of SE added frozen stored gels, lightness (L) and yellowness (b) values were increased compared to those of values measured from freshly prepared gel, whereas redness (a) value was decreased. The addition of 1% SE on mungbean starch gel prevented the color change during frozen storage. Rupture stress and rupture energy of frozen stored gel was higher than those of freshly prepared gel, whereas rupture strain of frozen stored gel was lower than that of freshly prepared gel. The addition of 1% SE on mungbean starch gel prevented the change of rupture characteristics during frozen storage. Texture profile analysis(TPA) characteristics revealed a significant change of the gel texture during frozen storage by showing an increase of hardness of the frozen stored gels compared to the freshly prepared gels with newly discovered fracturability, which resulted to show a large difference of gel texture by showing the disappearance of adhesiveness and large reduction of cohesivenes. The addition of 1% SE on mungbean starch gel prevented the change of TPA characteristics during frozen storage. Scanning electron micrographs showed that network structure of frozen stored gel was more rough than that of freshly prepared gel, and the addition of 1% SE on mungbean starch gel could suppress the breakdown of network structure. Thus the addition of 1.0% SE on mungbean starch gel was appropriate method for remaining gel characteristics during frozen storage.

Mulching Materials as Yield Booster for Sustainable Mungbean Production

  • Kim Hee-Jung;Lee Ho-Yong
    • Korean Journal of Environmental Biology
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    • v.23 no.4
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    • pp.383-389
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    • 2005
  • The effect of different mulching materials on mungbean production was studied. The general objective was to assess the ecological effects of mulching materials in sustainable mungbean production. Specifically, the study aimed to determine the effects of different mulching materials on the chemical, physical and biological soil properties, on weed control and yield, and to identify mulching materials that are environmentally friendly in mungbean production. The experiment was conducted at the Fruit and Vegetables Seeds Center, Science City of $Mu/tilde{n}oz$, Nueva Ecija, Philippines from May to July 2004. The initial soil chemical properties were: pH of 6.4, 2.0 percent organic matter content, 0.10 percent total nitrogen, 22 ppm phosphorus, and 370 ppm available potassium. The soil microbial loads were $8\times10^4\;CFU\;g^{-1}$ for bacteria and $14\times10^4\;CFU\;g^{-1}$ for fungi. Mushroom spent mulch increased soil organic matter with an average of 3.13 percent, nitrogen with an average of 0.16 percent and the highest number of bacterial count with $3.4\times10^8\;CFU\;g^{-1}$. Use of mulch, except rice straw mulch, generally increased mungbean yield. The best mulching material for high yield production of mungbean was black polyethylene plastic film, although environmentally unfriendly.

Effects of Freezing and Reheating on the Textural Characteristics of Mungbean Flour Gels and Mungbean Cake(Bindaedduk) (동결 및 재가열이 녹두가루겔 및 빈대떡의 조직 특성에 미치는 영향)

  • 고하영;우자원
    • Korean journal of food and cookery science
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    • v.15 no.4
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    • pp.353-357
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    • 1999
  • The textural characteristics of mungbean flour gels and mungbean cake(Bindaedduk) were investigated in steam and microwave reheating condition after 20$^{\circ}C$, 5$^{\circ}C$ and -18$^{\circ}C$ storage. The hardness of mungbean flour gels were 2.36 kg in microwave reheating and 3.59 kg in steam reheating after 6 days frozen storage, respectively and its gumminess were increased after reheating. The hardness of mungbean flour gels did not significantly change with the storage temperature. The textural characteristics of mungbean cake made with 2 parts of mungbean flour and 1/2∼1/8 parts of nonwaxy rice flour had the similar values in spite of the different compositions. Microwave reheated mungbean flour gels had the different hardness values of 4.13 kg in non package and 1.70 kg in polyethylene film wrap after 24 hours storage at 20$^{\circ}C$. In sensory evaluation mungbean flour gels showed the high scores in hardness and the unpleasant flavor after reheating but mungbean cake of different compositions showed the good sensory qualities.

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Effect of Oil Addition on Texture of Mungbean Starch Gel (지방첨가가 녹두전분 Gel의 Texture에 미치는 영향 -제1보 : 이화학적 특성 및 기계적 검사에 의한 평가)

  • 주나미;전희정
    • Korean journal of food and cookery science
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    • v.7 no.4
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    • pp.63-69
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    • 1991
  • This study was undertaken for the purpose of studying the physicochemical propery of mungbean and texture of mungbean starch gels. Mungbean starch gel made with different levels of oil were tested to investigate the textural characteristics by mechanical test. The results are summerized as fallows: The content of moisture fat, protein, and ash in Seonwha mungbean were shown to be about 13.19%, 1.02%, 23.57% 3.13% respectively. Those of Seonwha mungbean crude starch were 12.48%, 0.63%, 0.94%, 0.13% respectively. The gain of dry crude starch from peeled mungbean was 22.48%. Water binding capacity of Seonwha mungbean crude starch was 183.1%. The pattern of change in swelling power of Seonwha mungbean crude starch for increasing temperature increased slowly to $70^{\circ}C$, and then increased rapidly. The pattern of change in solubility was similar to that of swelling power. The amylose and amylopectin content were 22.5%, 77.5%. Brabender hot-paste viscosities of mungbean crude starch at 8% and 10% showed the similar amylogram patterns with peak vicosity. By the Rheometer measurement result of 8% 10% mungbean starch gel, Hardness and Fractuability tended to be decreased as the addition level of oil increased. Elasticity, Adhesiveness, Chewiness, L, a, and b value tended to be increased as the addition level of oil increased.

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Comparative Study on Growth of Spoilage Microorganisms in Mungbean and Soybean Sprout (숙주나물과 콩나물에 대한 부패성 미생물의 증식 양상 비교)

  • 유미지;김용석;신동화
    • Journal of Food Hygiene and Safety
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    • v.19 no.1
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    • pp.25-30
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    • 2004
  • This study was conducted to investigate effect of mungbean sprout and soybean sprout against the growth of spoilage microorganism (Bacillus subtilis, Bacillus cereus, Pseudomonas fluorescens, and Listeria monocytogenes). After blanching at different conditions, the viable cells of the spoilage microorganisms were increased with storage time, but the viable cells were almost same after treating with either mungbean sprout or soybean sprout. The viable cell population in minimal broth treated with filtrate of mungbean sprout was higher than that of soybean sprout after 24 hr. However, the growth of spoilage microorganism in filtrate of mungbean sprout and soybean sprout was depending upon strain type. During incubation for 72 hr at $25^{\circ}C$, the color change of mungbean sprout was appeared moderately, but in soybean sprout it was appeared clearly at 24 hr. These results indicate that the effect of mungbean sprout and soybean sprout against growth of spoilage microorganism was not different.