• Title/Summary/Keyword: wheat quality

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In Situ Ruminal Digestion Kinetics of Forages and Feed Byproducts in Cattle and Buffalo

  • Sarwar, M.;Mahr-un-Nisa, Mahr-un-Nisa;Bhatti, S.A.;Ali, C.S.
    • Asian-Australasian Journal of Animal Sciences
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    • v.11 no.2
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    • pp.128-132
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    • 1998
  • The relative disappearance and rate of degradation of dry matter (DM) and neutral detergent fiber (NDF) of nine different feedstuffs were determined by simultaneously suspending groups of substrates, using the nylon bags, in the rumen of males of Sahiwal cattle and Nili-Ravi buffalo. The digestion kinetics of leguminous forages (Lucerne, berseem and cowpeas) and feed byproducts (cotton seed cake, wheat bran and wheat straw) did not differ between the two species. However, the DM and NDF digestibilities and rates of digestion of grasses and wheat straw were greater in buffalo than in cow bulls, indicating that buffaloes are better converters of poor quality roughages than are Sahiwal. The lag time for DM of grasses did not differ between these two species but the NDF lag time was lower in buffalo than in cows, indicating that both the rate and lag time of digestion may be reliable indicators for assessing the NDF quality.

A Study of Dried Noodles Prepared from Composite Flours Utilizing Job's Tears and Wheat Flour (율무가루와 밀가루 복합분의 제면성 시험)

  • 박규동
    • The Korean Journal of Food And Nutrition
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    • v.8 no.4
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    • pp.325-329
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    • 1995
  • To investigate the Possibility of making noodle with Job's tears flour(JTV), it was mixed with wheat flour by the ratio of 60oyo. Making characteristics of noodle was studied in terms of cooking quality test, color measurement and sensory evaluation. The cooking quality of noodles with 10~40% JTF was almost same value as control in weight and volume of cooked noodle. Color difference ($\Delta$E) between noodles with JFT and control was revealed appreciable value. Though noodles with 10~30% JFT was not significantly different from control in color, only noodle with 10% JFT was same as control In texture by sensory evaluation test.

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Evaluation of Korean Noodle Quality of Korean Winter Wheat over Years and Locations

  • Hong, Byung-Hee;Park, Chul-Soo;Baik, Byung-Kee
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.47 no.1
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    • pp.21-28
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    • 2002
  • Noodle texture parameters of Korean style wet and dry noodles and relationships between noodle quality and flour characteristics were evaluated for two years, 1997 and 1998, and at two locations, Suwon and Deokso, using Korean winter wheat cultivars and lines. No significant difference for chewiness was found between cultivars over locations. Noodles made from flours from 1997 showed significantly higher chewiness than those from 1998. Chewiness of cooked noodles showed positively significant correlations with protein content and SDS sedimentation volume and negatively significant correlations with starch peak viscosity and flour swelling volume. Korean winter wheat cultivars, except for Gobunmil, Keumkangmil Tapdongmil, Suwon 265 and Suwon 280, showed chewiness of cooked noodles similar to commercial flours used for noodle making in Korea and Japan.

A Study on the Sensory Optimization of Home made Pasta with the addition of Chives (차이브를 첨가한 홈 메이드 파스타 제조의 최적화)

  • 고영주;주나미
    • Korean journal of food and cookery science
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    • v.20 no.3
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    • pp.227-234
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    • 2004
  • To determine the optimum mixing conditions of home made pasta with chives, samples were prepared with various compounding ratios of Durum wheat semolina (99, 198 and 297g), chive paste (27, 45 and 63g) and egg (72, 81 and 90g) using a central composite design, and sensory evaluations were performed and considered using a response surface methodology. The optimum mixing rates of Durum wheat semolina, chive paste and egg were 191.10, 45.53 and 80.98g for color, 149.00, 47.00 and 73.24g for flavor, 185.06, 43.99 and 81.18g for elasticity, and 188.69, 42.32 and 82.36g for overall quality. These results show that Chive paste effect the color and flavor, and Durum wheat semolina and egg effect the elasticity and overall quality.

Differences in Nutrient Quality among Wheat, Barley and Rye for Forage

  • Kwon Byung-Sun
    • Plant Resources
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    • v.8 no.1
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    • pp.75-79
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    • 2005
  • TO select the most suitable crop and variety of forage for nutrient quality at the southern part of Korea, the crop of wheat, barley and rye were grown from Oct. 1999 to June 2000. Paldanghomil variety of rye crop was shown to have the highest chemical components in comparison to other varieties of crops used in this experiment. It showed relatively high content of crude protein and in vitro dry matter digestibility (IVDMD) and low content of NDF, ADF, cellulose and lignin. Therefore, it was concluded that paldanghomil of rye crop was the most suitable variety with high weight and high nutrient quality for forage in the southern part of Korea. The heritabilities of all nutrient quality characters were estimated to be high.

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The Quality Characteristics of Wheat Flour Dasik with Different Amounts of Hericium erinaceus Powder (노루궁뎅이 버섯 분말의 첨가량을 달리한 진말다식의 품질 특성)

  • Choi, Young-Sim;JeGal, Sung-A
    • Culinary science and hospitality research
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    • v.18 no.3
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    • pp.206-214
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    • 2012
  • The objective of this study is to evaluate the quality characteristics of wheat flour Dasik added with different amounts (0%, 3%, 6%, 9%, 12%, 15%) of Hericium erinaceus powder. For the moisture contents by adding Hericium erinaceus powder, wheat flour dasik did not show significant difference. As the results of Hunter's color value by increasing Hericium erinaceus powder, L-value decreased and a-value increased. Texture evaluation showed that, as the amount of Hericium erinaceus powder increased, hardness, gumminess and chewiness increased while springiness and cohesiveness did not show significant differences. As the results of sensory evaluation, the wheat flour dasik containing 9% Hericium erinaceus powder had the highest color, taste, flavor and overall acceptability scores. In conclusion, 9% of Hericium erinaceus powder would be optimal for Hericium erinaceus wheat flour Dasik.

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Forage Yield and Quality of Whole Crop Barley, Wheat and Triticale (총체용 맥류의 사료생산성 및 사료적 가치)

  • 연규복;이춘우;장영희;이석순;박연규
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.36 no.6
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    • pp.496-500
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    • 1991
  • To obtain information on the forage yield and quality of barley, wheat and triticale, fresh and dry yields and chemical components of respective local varieties for each species were measured at heading stage, 7th day after heading (DAH), 14th DAH, 21st DAH and yellow ripe stage. Fresh yield of triticale was higher than those of barley and wheat at all stages. The time of optimum forage moisture for silage was 24-31 DAH in barley, 24-35DAH in wheat and 25-34 in triticale, The percentage content of protein and fat of barley were higher than those of wheat and triticale. Optimum cutting time for silage as proposed with the observa. tions that for barley and wheat it was at 23DAH, and for triticale at 24DAH. In relation to the optimum transplanting time of rice, barley was considered the most suitable species for whole crop silage in the central region of Korea.

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Quality Characteristics of Bread Containing Sourdough Using Various Grain Flours (다양한 곡류의 Sourdough를 첨가한 식빵의 품질특성)

  • Lee, Kyung Sook;Park, Geum Soon
    • Korean journal of food and cookery science
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    • v.31 no.3
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    • pp.264-279
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    • 2015
  • The principal objective of this study was to evaluate the effects of the addition of sourdough to various grain flours in bread, specifically, in regards to the physicochemical characteristics of bread dough, sensory evaluation, and bread storage. As the incubation time of sourdough increased, the total titratable acidity increased. Viable yeast counts of sourdough increased consistently until the third day, while lactic acid bacteria counts increased until the second day. The weight of breads containing sourdough made with rye flour, strong flour, and Korean wheat flour were higher than that of the control. However, the height, volume, and specific volume of control were higher than those of the groups with sourdough made with various grain flours. The pH of breads containing sourdough was lower than that of the control, while the total titratable acidity and moisture content were higher than those of the control. In analyzing the visible mold colony during the five days of storage at $30^{\circ}C$, mold growth in breads containing sourdough made of Korean wheat flour, barely flour, and rye flour was retarded. In the color measurement, the L values of the control and bread containing sourdough made with barley flour were higher than that of the other groups after five days. The a value of bread containing sourdough made of rye flour was higher, and the b values of breads containing sourdough made of Korean wheat flour, barley flour and rye flour were higher than those of the other groups after five days. The hardness of breads containing sourdough increased as storage time increased, where as breads containing sourdough made of Korean wheat flour, Korean whole wheat flour, and rye flour revealed no significant differences with control group. Sensory evaluation scores in terms of after swallowing, taste, and overall preference of bread containing sourdough made of Korean wheat flour was higher than those of the control group.

Environmental Impacts of Korean and CIMMYT Wheat Lines on Protein Characteristics and Bread Making Quality

  • Park, Chul-Soo;Kim, Hong-Sik;Kim, Dae-Ho;Hyun, Jong-Nae;Kang, Chon-Sik
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.57 no.1
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    • pp.60-70
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    • 2012
  • This study was conducted to compare the protein characteristics, dough rheology and bread loaf volume of Korean wheat cultivars and CIMMYT lines produced in diverse environments and to determine the genetic and environmental effects on bread making quality. Protein characteristics, including protein content and SDS-sedimentation volume, mixing properties during dough development and bread loaf volume were primarily influenced by the environment. Wheat cultivated in Jinju exhibited higher SDS-sedimentation volume based on constant protein weight and bread loaf volume than those in Suwon and Iksan. SDS-sedimentation volume based on constant protein weight, mixing time of mixograph and mixing tolerance of mixograph were positively correlated with bread volume. Korean wheat cultivars showed different allelic variations of $Glu-1$ and $Glu-3$ compared to CIMMYT wheat lines. Alchanmil, Keumkangmil and Tapdongmil could be suitable for bread making because these cultivars exhibited a 10 point $Glu-1$ score. However, Korean wheat cultivars should be introduced specific alleles in $Glu-3$ loci, including $Glu-A3b$ or $d$ and $Glu-B3b$, $d$, $f$ or $g$, to improve gluten strength related to increase bread loaf volume.

Identification of Granule Bound Starch Synthase (GBSS) Isoforms in Wheat

  • Seo, Yong-Weon;Hong, Byung-Hee;Ha, Yong-Woong
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.43 no.2
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    • pp.89-94
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    • 1998
  • Granule bound starch synthase (GBSS), also known as the '"waxy protein'", is responsible for the synthesis of amylose in the amyloplasts of cereal crops. In hexaploid wheat (Triticum aestivum L.), GBSS is involved in amylose synthesis and rolls as an important factor to determine flour quality and end-use quality in food products. Genes on three Wx loci have been found to encode GBSS in common wheats. We developed techniques for the purification and separation of GBSS in wheat. Three major GBSS isoforms, which were encoded by the genes on three loci, Wx-A1, Wx-B1, and Wx-D1 migrating differently by one dimensional SDS-po-lyacrylamide gel electrophoresis (1D SDS-PAGE), were identified. GBSS from 66 Korean hard and soft winter wheats were purified and determined for their Wx loci and four of them were identified possessing a null allele either at the Wx-A1 and Wx-B1 loci. With help of identification of three GBSS isoforms using 1D SDS-PAGE system, we are able to identify and monitor Wx gene expressions in breeding materials for developing waxy or partial waxy wheats without experiencing consecutive selecting generations.cting generations.

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