• Title/Summary/Keyword: Seed quality

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Effect of Replacing Beef Fat with Poppy Seed Oil on Quality of Turkish Sucuk

  • Gok, Veli
    • Food Science of Animal Resources
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    • v.35 no.2
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    • pp.240-247
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    • 2015
  • Sucuk is the most popular dry-fermented meat product. Sucuk has a relatively high fat. Poppy seed oil as animal fat replacer was used in Turkish sucuk and effects of its use on sucuk quality were investigated. There was a significant (p<0.5) treatment × ripening time interaction for moisture, pH (p<0.05) and 2-thiobarbituric acid reactive substances (TBARS) values (p<0.01). Increasing poppy seed oil level decreased (p<0.05) TBARS values. Addition of poppy seed oil to the sucuks had a significant effect (p<0.01) on hardness, cohesiveness, gumminess, chewiness and springiness values. Cholesterol content of sucuks decreased (p<0.05) with poppy seed oil addition. Using pre-emulsified poppy seed oil as partial fat replacer in Turkish sucuk decreased cholesterol and saturated fatty acid content, but increased polyunsaturated fatty acids. Poppy seed oil as partial animal fat replacer in Turkish sucuk may have significant health benefits.

Quality Characteristics of Bread Added on Chia seed Powder (치아시드 분말을 첨가한 식빵의 품질특성)

  • Lee, Seung Bum
    • Korean Journal of Human Ecology
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    • v.22 no.6
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    • pp.723-736
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    • 2013
  • To examine the quality characteristics of bread made of different amounts of chia seed powder, a functional food ingredient, this study made bread by adding chia seed powder by 1%, 3%, and 5% of the flour weight. When bread dough properties were determined using mixograph, all doughs were appropriate for bread-making. In the evaluation of fermentation rate, the dough with 3% of chia seed powder CS 3 showed the most favorable fermentation rate during the first 60-min fermentation of the bread. According to CrumbScan, the fineness of bread pores were higher in control group than bread loaves containing chia seed powder. The volume of bread in control group was significantly lower than those of other experimental groups. The volume and specific volume were highest when chia seed powder was added by 3%. According to preference analysis, appearance and taste was best in CS 3, showing the highest overall score in preference. Therefore, the optimum amount of chia seed powder is identified to be 3% in bread-making.

Effect of Cultivation Methods and Harvesting Time on Yield and Quality of Safflower(Carthamus tinctorius L.) Seeds (홍화 재배유형 및 수확시기가 종실 수량 및 품질에 미치는 영향)

  • Kim, Jae-Cheol;Kim, Ki-Jae;Choi, Seong-Yong
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.50 no.spc1
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    • pp.187-190
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    • 2005
  • This study was conducted to investigate the plant growth and seed yield between rain-shelter plastic house and out-door cultivation, and analysed the effect of harvesting time on seed quality. In rain-shelter plastic house cultivation, emergence date was 3 days and flowering date was 8 days earlier than out-door cultivation. Seed yield of rain-shelter plastic house cultivation was increased $25\%$ compared to out-door cultivation and it's more beneficial than out door cultivation. The crude fat content was higher and seed was whiter and better quality in rain-shelter plastic house cultivation than out-door cultivation. In out-door cultivation, the crude fat content was steadily increased until 40 days after full bloom, but the seed color was getting dark which was harvested at 30 days after full bloom and the color was turn to the dark brown when the seed was harvested at 40 days after full bloom. Harvesting of safflower seed's quality is best between 20 days and 30 days after full bloom.

Quality Characteristics of Sulgidduk Supplemented with Sunflower (Helianthus annuus) Seeds (해바라기씨를 첨가한 설기떡의 품질 특성)

  • Lim, Jeom-Hee;Kang, Yang-Sun;Kim, Jong-Gun
    • Journal of the East Asian Society of Dietary Life
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    • v.18 no.3
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    • pp.337-344
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    • 2008
  • This study was conducted to investigate the quality characteristics of Sulgidduk with different ratios of sunflower seeds (0, 3, 6, 9, 12%), stored over 3days. As amount of sunflower seed content increased, moisture contents decreased $41{\sim}36%$. The L-value decreased with increasing seed content, while a- and b-values increased. Mechanical evaluation revealed that hardness was highest at 0% and lowest at 12% seed content during the storage period. Adhesiveness was highest at 0% seed content, decreasing with increasing seed content on the first day, while cohesiveness did not show significant differences with or without seed content. Springiness increased with increasing seed content, while gumminess and chewiness decreased with increasing seed content. Results of sensory evaluations showed that color and flavor increased with addition of sunflower seed, with softness, moistness, chewiness and overall-acceptability being highest at 6% seed content. In conclusion, results prove that Sulgidduk with 6% of sunflower seed content is the best.

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Variation of Seed Viability among Cone Harvest Times at Two Clonal Seed Orchards of Chamaecyparis obtusa

  • Da-Eun, Gu;Ji-Hee, Jeong;Ye-Ji, Kim;Kyu-Suk, Kang
    • Journal of Forest and Environmental Science
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    • v.38 no.4
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    • pp.256-262
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    • 2022
  • The timing of seed harvesting is an important decision in the management of seed orchards because it affects seed quality and yield. To investigate the effect of cone harvest time on seed quality and determine the optimal harvesting time, cones were regularly collected in seven times and germination tests were performed at each harvest time in two clonal seed orchards of Chamaecyparis obtusa. As cones developed, the percentage of seed germination increased before cone moisture content began to decrease significantly. The moisture contents of cones were highest at the first collection as 68.3% and 67.3% in Jeju and Gochang seed orchards respectively. At this time, germination speed was slowest, indicating poor seed vigour. The highest germination was found at the second stage in Jeju (36.5%) and at the seventh stage in Gochang (28.6%) seed orchard. The germination speed increased as cone moisture content decreased. Additionally, changes of seed vigour differed among the developmental stages in both seed orchards. Consequently, the optimal cone harvest time of C. obtusa seed orchards in Jeju was early September when high germination percentage was obtained. In Gochang seed orchards, late October was optimal cone harvest time when the germination speed was fast and the cone moisture content decreased.

Influence of Drought Stress on Chemical Composition of Sesame Seed

  • Kim, Kwan-Su;Ryu, Su-Noh;Chung, Hae-Gon
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.51 no.1
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    • pp.73-80
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    • 2006
  • Sesame (Sesamum indicum L.) seeds contain abundant oil and antioxidative lignans related to the seed quality. To evaluate the potential effects of drought stress on the chemical composition of sesame seeds, eighteen cultivars were imposed water-deficit condition by withholding irrigation during 15 days at podding and maturing stage, compared with well-watered plants as control in seed yield and chemical composition. Drought treatments showed great decrease of seed yield with not affecting seed weight. The contents of sesamin and sesamolin decreased while lignan glycosides inversely increased in response to drought stress. Oil content was not significantly changed by drought treatment in spite of its slight decrease. In case of fatty acid composition, there were significant differences in increase of oleic acid while inverse decrease of linoleic acid under drought stress condition. These results demonstrate that the chemical composition of sesame seed may be modified with drought stress. In particular, the increase of sesaminol glucosides with strong antioxidative activity was observed.

Varietal Variation of Productivity and Chemical Components on Seed-Mustard (Brassica juncea Cosson) Lines

  • Shin, Dong-Young;Kwon, Byung-Sun;Hyun, Kyu-Hwan;Kuk, Yong-In;Jung, Dong-Soo;Jang, Young-Seok
    • Korean Journal of Plant Resources
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    • v.22 no.6
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    • pp.513-517
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    • 2009
  • Seed mustard is high in nutrient quality and grows continuously under cold condition. Accordingly, it possessess high potential to bring about more efficient use of land when it is grown as a seasonings crop at paddy field in winter season. Recently, Seed mustard has aroused people‘s interest as a catch crop. The purpose of this trial is to examine productivity and chemical components of seed mustard and to select suitable variety in the southern area of Korea. Seed-mustard cv. Yeongsanpo local showed higher seed yield than any other varieties used in the experiment. It showed relatively high content of Oil, Protein, Ash, Carbo, $P_2O_5$, $K_2O$, Ca and T-N. The heritabilities of all the characters were estimated to be high. Therefore, it was concluded that Youngsanpo local was the most suitable variety with high yield and high nutrient quality at the southern area of Korea.

Changes of Seed Moisture Content and Quality during Grain-filling in Early Maturing Soybean Genotypes (올콩의 등숙단계별 종실 수분함량 및 품질 변화)

  • 박금룡;류용환;최경진;김석동
    • KOREAN JOURNAL OF CROP SCIENCE
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    • v.39 no.5
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    • pp.420-425
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    • 1994
  • Soybean seeds deteriorate even before harvest, especially under high temperature and high relative humidity conditions. This study was conducted to determine the effect of harvest date on seed quality in early maturing soybean cultivars. Soybean cultivars used in the experiment were Damyang-native, having small seed with yellow color, and Yuhsuzumi, having large seed with green color. The length of physiological maturity to grain harvest was 24 days in Yuhsuzumi and 8 days in Damyang-native. The moisture contents of seed were 25.3 % in Yuhsuzumi and 14.5 % in Damyang-native cultivar when pod reached its mature pod color. The seed color of Yuhsuzumi started to turn yellow, and its germination rate was greatly decreased when harvest was delayed after maturity, However, Damyang-native cultivars produced seed of high quality regardless of delayed harvest.

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A Comparison of the Manufacturing and Quality Characteristics of Gluten-free Noodles using Guar Gum and Basil (Ocimum basilicum L.) Seed Gum (구아검 및 바질검 첨가 Gluten-free 생면의 제조 및 품질 특성 비교)

  • Song, Ka-Young;O, Hyeonbin;Joung, Ki Youeng;Shin, So Yeon;Kim, Young-Soon
    • Culinary science and hospitality research
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    • v.23 no.4
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    • pp.116-124
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    • 2017
  • This study was investigated quality characteristics of gluten-free noodles added guar gum and basil seed gum (BSG). Gluten-free noodles were prepared using corn flour and corn starch and added 1% and 2% of guar gum and basil seed gum. Water binding capacity was measured by centrifuge, and moisture content was obtained by moisture analyzer. Color of noodles was measured from the midsection of noodles. Water absorption of noodles was calculated by weight of uncooked and cooked noodles. pH of noodles was measured by pH meter. Texture and tensile strength were obtained by rheometer. SPSS 12.0 program was used for significant differences by Duncan's multiple range test. Water binding capacity of noodles was the highest in 2% basil seed gum but 1% guar gum was the lowest. Moisture content was not different in uncooked noodles, but 1% guar had the highest moisture content in cooked noodles. Water absorption of noodles was high in basil seed gum group. pH of noodles was more increased in guar gum additions than basil seed gum additions. For hardness, control had the lowest as 16.09 N, but 2% guar gum showed the highest as 28.40 N. Tensile strength of noodles was increased by adding gums. These results suggested that 1% basil seed gum could be good materials for manufacturing gluten-free noodles in order to improve quality characteristics.

Soybean Seeds Damaged by Riptortus Clavatus (Thunberg) Reduce Seed Vigor and Quality of Bean Sprout Produce

  • Oh, Young-Jin;Cho, Sang-Kyun;Kim, Young-Jin;Kim, Kyong-Ho;Paik, Chae-Hoon;Kim, Tae-Soo;Kim, Jung-Gon;Cho, Youngkoo
    • Korean Journal of Breeding Science
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    • v.42 no.5
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    • pp.439-447
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    • 2010
  • Riptortus clavatus, one of the many insects in major crops, damages pods and seeds, which reduces seed vigor and viability in soybeans. This study was conducted to examine the effect of diversely damaged seeds by R. clavatus on seed germination and seedling emergence and to determine the association of damaged seed with quality and yield of soybean sprouts. All seeds damaged by R. clavatus significantly (P<0.05) reduced seed vigor as measured by the rates of seed germination, germination speed, and seedling emergence. Mean seed germination rate of non-damaged seeds in sprout-soybean varieties was 97.8%, whereas the rates of seeds damaged at different levels, 31-50% and 51-80%, were 23.0 and 5.4%, respectively. The rates of seedling rot and abnormal, incomplete germination significantly (P<0.05) increased as the amount of seeds damaged by R. clavatus increased to 5, 10 and 15% against the total seeds for sprout production. Yield of soybean sprouts from seeds damaged at different levels decreased up to 13% as compared to that in normal seeds. In customer preferences on soybean sprout produce, 84% of customers participated in survey preferred to purchase sprouts from seeds with 5% of damaged seeds, but sprouts produced from seeds with 15% of damaged seeds were intended to purchase only by 22% of the customers. Areas of the seed damaged by R. clavatus were readily infected by pathogens as the seed germinated, resulted in deteriorated quality and reduced yield of sprout produce.