• Title/Summary/Keyword: five grains

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Antioxidant Activities of Mixed Grains (혼합잡곡의 항산화 활성 비교)

  • Kang, Dong Seok;Cho, Moon Gu
    • The Korean Journal of Food And Nutrition
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    • v.29 no.5
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    • pp.635-642
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    • 2016
  • The purpose of this study was to investigate the levels of antioxidant activities in some traditional and a few super food mixed rice. Amongst nine chosen samples, traditional five grains were analyzed and results revealed highest content of crude-protein ($8.05{\pm}1.11%$) and lowest crude-fat content ($1.74{\pm}0.29%$); however, the calories was found to be relatively low ($358.05{\pm}0.34kcal$) in the samples. Total polyphenols, flavonoids and tannins were extracted from nine samples with 80% methanol and biochemical activity was measured. The content of total polyphenols, flavonoids and total tannin was $206.5{\sim}452.0{\mu}g/mL$, $0.126{\sim}0.340{\mu}g/mL$, and $548.1{\sim}774.8{\mu}g/mL$, respectively. The traditional five grains showed the highest values except for DPPH radical scavenging activity. DPPH radical scavenging activity was 5 to 40.3% higher in eight samples than the traditional five grains sample. From these results, it is conjectured that a mixture of five grains, might exhibit equal or considerably higher effect as healthy diet when compared to super food. The results from this study would serve as basic data for the use of traditional mixed grains rice diet for good health.

The Comparison between the Tastes of Food in "Naekyeong(內經)" and them in "Euhakibmun(醫學入門)", "Dongeuibogam(東醫寶鑑)" ("내경(內經)"과 "의학입문(醫學入門)", "동의보감(東醫寶鑑)" 에 나타난 식이(食餌)의 오미(五味) 비교)

  • Jo, Hak-Jun
    • Journal of Korean Medical classics
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    • v.23 no.6
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    • pp.27-44
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    • 2010
  • In order to setup the diet guideline of five grains, five meats, five fruits, and five vegetables for the diseases of five organs, I reviewed the their tastes by comparing "Naekyeong" with "Euhakibmun", "Dongeuibogam". 'Ma(麻)' in "Naekyeong" means not a hemp, a ramie or a jute, but a sesame(胡麻;참깨). 'Maik(麥)' in it means both a barley(大麥;보리) and a wheat(小麥;밀). 'Guak(藿)' in it means bean leaves(콩잎), leaves of a red-bean(팥잎) or brown seaweed(海藻;미역). 'Gyu(葵)' in "Euhakibmun Jangbujobun(臟腑條分)" is a miswritten word for 'Welsh onion' caused by similarity of shape of word. Food of a salty taste according to five elemental arrangement in "Naekyeong" is really salty according to "Euhakibmun" and "Dongeuibogam". But a barley(大麥) and a wheat(小麥) of sour taste are bitter, a chicken of sour taste or hot taste is sweet, nonglutinous millet of sour taste is sweet, an apricot of bitter taste is hot, a sesame seed of sweet taste is sour, a nonglutinous rice of hot taste is sweet, and a horsemeat of hot taste is bitter according to them. There are two ways to recommend the food for diseases of five organs. One way is to promote or control the Qi(氣) of five organs according to "Somun(素問)" and "Euhakibmun Jangbujobun", the other way is to build up the Yin(陰血) of five organs according to "Yungchu(靈樞) five tastes(五味)". The two different ways are not contradictory to each other, but complement on the view point of their substances(體) or actions(用).

Mycoflora and Mycotoxins of Cereal Grains in Delta, Egypt

  • Soliman, Hoda M.
    • Mycobiology
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    • v.31 no.4
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    • pp.183-190
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    • 2003
  • Five cereal grains(wheat, barley, rice, maize and sorghum) were collected from three Egyptian provinces known to be grain producers(Daqahlia, Gharbia and Kafer el-Sheikh). Two species of Alternaria(A. raphani and A. tenusinae); two species of Aspergillus(A. flavus and A. niger); one species of Cunninghamella(C. elegans); one Dreschslera species(D. myakt); three Fusarium species(F. graminearum, F. moniliform and F. solani); one Rhizopus species(R. stolonifer) and two species of Penicillium(P. digitatum and P. notatum) were isolated from the grains. The densities of these fungi and their frequencies of occurrence have been investigated. All the fungal isolates were tested for the production of toxic metabolites in culture media and the percentages of toxigenic isolates were calculated. The biological assay of the toxigenic fungal isolates showed significant variations in toxigenic activity. Thin layer chromatography revealed that the most active isolate produces moniliformin in culture media. The effect of culture conditions on the production of moniliformin was studied.

Diallel Cross Analysis of Characters in Barley (이면교잡에 의한 대맥형질의 유전분석)

  • Chung, Won-Bok;Chung, Dae-Soo;Takeda, Kazuyoshi;Sato, Kazuhiro
    • Journal of Life Science
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    • v.7 no.1
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    • pp.59-65
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    • 1997
  • In this experiment, gene actions were analysized for seven barley parents in order to obtain basic information on their genetic improvement by diallel crosses. The results obtained were summarized as follows. In analysis of variance, additive, dominant, maternal and reciprocal effects were observed significantly for culm length, tiller number, number of spiked per plant, culm diameter, awn length, leaf width, number of grains per spike, and 1000 grain weight. Over-dominance was shown by Vr-Wr graphic analysis in five characters such as tiller number, number of spikes per plant, length of flag leaf, number of grains per spike, and 1000 grain weight, and partial dominance in four characters such as culm length, culm diameter, awn length, and leaf width. Component of genetic varience analyzed for four characters such as culm diameter, awn length, length of flag leaf, and leaf width showed that additive effects were higher than dominant effects. Culm length, tiller number, number of spikes per plant, number of grains per spike, and 1000 grain weight showed dominant effects higher than additive effects. The narrow-sense heritability for awn length, leaf width, and number of grains per spike showed high values as more than 0.62, while broad-sense heritability for culm length, number of spikes per plant, culm diameter, awn length, leaf width, number of grains per spike, and 1000 grain weight showed high values as more than 0.65.

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Study on Effects of Meteorological Elements in the Grain Production of Korea (우리나라 곡물류 생산량에 기상요소의 영향에 관한 연구)

  • Chang, Young-Jae;Lee, Joong-Woo;Park, Jong-Kil;Park, Heung Jai
    • Journal of Environmental Science International
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    • v.24 no.3
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    • pp.281-290
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    • 2015
  • Recent climate change has led to fluctuations in agricultural production, and as a result national food supply has become an important strategic factor in economic policy. As such, in this study, panel data was collected to analyze the effects of seven meteorological elements on the production of five types of grain with error component panel data regression method following the test results of LM tests, Hausman test. The key factors affecting the production of rice were average temperature, average relative humidity and average ground surface temperature. The fluctuations in the other four grains types are not well explained by meterological elements. For other grains and beans, only average temperature and time (year) affect the production of other grains while average temperature, ground surface temperature, and time (year) influence the production of beans. For barley and millet, only average temperature positively affects the production of barley while ground surface temperature and time (year) negatively influence the production of millet. The implications of this study are as follow. First, it was confirmed that the meteorological elements have profound effects on the rice production. Second, when compared to existing studies, this study was not limited to rice but encompassed all five types of grains and went beyond other studies that were limited to temperature and rainfall to include various meteorological elements.

In vitro Antioxidant Activity of Cooked Rice Containing Various Seaweeds (다양한 해조류를 첨가하여 제조한 밥의 in vitro 항산화 활성)

  • Choi, Youngjin;Kim, Soomin;Lee, Seogyeong;Kim, Hyun Jung;Lim, Sangbin;Oh, Myung-Cheol
    • Korean Journal of Fisheries and Aquatic Sciences
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    • v.53 no.3
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    • pp.388-394
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    • 2020
  • An emerging interest in healthy eating has led to an increase in the consumption of rice mixed with various types of grains. Cooked rice was prepared with five different seaweeds, Hizikia fusiformis, Sargassum fulvellum, Enteromorpha compressa, Undaria pinnatifida, and Gracilaria verrucosa, and the antioxidant activity was measured. In addition, the antioxidant activities of 80% ethanol and methanol extracts of the five seaweeds were compared. Total phenolic content (TPC), total reducing power (TRP), 2,2-diphenyl-1-picrylhydrazyl (DPPH) and 2,2'-azino-bis-3-ethylbenzthiazoline-6-sulphonic acid (ABTS) cation radical scavenging activities of the ethanol extracts were higher than those of the methanol extracts. The TPC of raw seaweed ethanol extracts was from 7.58 to 26.27 mg gallic acid equivalent (GAE)/g. The antioxidant activities of both extracts of Hizikia fusiformis were the highest among the five seaweeds, and the antioxidant activities of the cooked rice were lower than those of the raw seaweed extracts. The DPPH radical scavenging activities of cooked white rice, mixed grains, barley, and a mixture of white rice and barely added with Hizikia fusiformis, Sargassum fulvellum and Undaria pinnatifida were 3.17, 23.12, 31.11 and 10.66%, respectively. These results demonstrate the addition of seaweeds to cooked rice helps to improve the antioxidant activity compared to white rice alone.

Development of Method for Measuring the Grain Separating Performance of Threshers (탈곡기의 선별 성능을 측정하는 방법의 개발에 관한 연구)

  • 이승기;정창주
    • Magazine of the Korean Society of Agricultural Engineers
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    • v.17 no.1
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    • pp.3655-3665
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    • 1975
  • This study was intended to develop a method for measuring the grain separating performance of threshers. The grain separating apparatus used for the experiment was designed and constructed, the function of which was to separate pneumatically mature and immature grain, chaff, straw, dust, and other impurities from the products of threshing. The apparatus has five material outlets where grains and impurities are fallen down by separation depending upon the specific gravity of the material white it moves above the outlets. The principle of design was to separate the mixture of mature grain, immature grain and chaff as distinct as possible, and to induce the mature grains onto the first outlet, the immature grains onto the second and the third, and the straw wastes onto the forth and the fifth outlets. The developed apparatus was tested to evaluate its separating performance with two rice varieties (Tongil and Mine-hikari) at different moisture levels and air velocities. The optimum conditions for operating the apparatus were found from experiment. The results are summarized as follows; 1. The degrees of separation, especially the amount of immature grain contained in the mature paddy, were dependent upon air speed delivered. The optimum air velocities for this apparatus for each levels of grain moisture contents were found from a series of experiments as follows; 14.7-15.3m/sec. for grain of 16 percent moisture content in wet basis, 15.3-16.0m/sec. for 20 percent, and 16.0-16.4m/sec for 24 percent. 2. Composition ratios determined based on the brine separating method was fairly well acted upon the developed apparatus, indicating its recollecting rate of the mature grains as 97.6 to 99.9 percent. The developed separatus acted similarly upon the two rice varieties which had different composition of immature paddy grain. In other words, the separating performance by the apparatus had a good correlation with the one by the brine separating method. 3. As immature grains were separated out unsatisfactory in these experiments than the brine separating method, further investigation may be needed to improve a separating performance of these materials. But the results obtained suggested a possibility of using the tester to replace the current hand separating method, ther eby enabling more consistent test results and also eliminating nearly all costly hand seperating operations.

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Ultrastructure of the Adventitious Root Meristem and Callus Induced by Tissue Culture of Tobacco(Nicotiana tabacum)Leaves (담배잎의 기내 배양에서 유기된 부정근 분열조직 및 캘러스 세포의 미세구조)

  • 차현철;박호일
    • Journal of the Korean Society of Tobacco Science
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    • v.17 no.1
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    • pp.33-40
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    • 1995
  • Structures of the adventitious root meristem induced from callus culture of tobaco (Nicotiana tabacum cv. NC 82) leaves were investigated by light and transmission electron microscopy. Structural differences between in vitro root and callus cells were also examined by the microscopy. The submicroscopic features of the in vitro root cells were as follows. Intercellular spaces were not developed and nuclei with two nucleoli were observed occasionally. Plasmodesmate were found in groups or sing1y on transverse and longitudinal walls. Amyloplast solely filled with starch grains, with one to five electron - dense bands, was surrounded by single membrane. in the callus cells, vacuolization of central part in the cytoplasm having mitochondria with swollen cristae and starch grains like those of in vitro root cells was a distinct feature. Vesicles which were found between cell wall and plasma membrane may be arisen by a process of protoplasmic invagination. By comparing of ultrastructures between the cells of callus and in vitro roots we found that the distinct differences lied on thickened cell walls and hypertrophed vacuoles in the former, and less thickened cell walls and several small vacuoles in the later.

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The growth and productivity of native Indonesian rice progenies and its relationship with root development during dry-season

  • Zakaria, Sabaruddin;Fitrya, Farid;Kurniawan, Trisda;Hereri, Agam Ihsan;Maulana, Teuku
    • Proceedings of the Korean Society of Crop Science Conference
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    • 2017.06a
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    • pp.338-338
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    • 2017
  • One of the problems in increasing rice production is getting lines or varieties that have high adaptability so that able to produce maximum production in a variety of environmental conditions. One strategy that can be done to get adaptive varieties is through the improvement of native varieties. This research was conducted in rain fed paddy field, Aceh province, Indonesia from June to September 2014. The texture of the soil was clay-loam with the soil pH ranged from 6.5-6.7. Five potential progenies of rice from crossing between native Indonesian rice with introduced rice varieties consist of C3, C4, S3, S5, S6 were used in this study. Besides that, one national rice variety Ciherang also used as a comparison. The plants were growth in the plot with the size of $2m{\times}1.4m$ with plant distance was $20cm{\times}20cm$. The fertilizers used in this study were Urea, NPK, and KCl. Randomized block design with 6 rice progenies/variety and 3 replications were used in this study. There were 18 experimental units and each experimental unit had 10 samples for the sources of data. The variables that were observed in this study including plant height at harvesting time, number of productive tiller, the percentage of empty grains and filled grain per panicle, weight of filled grains per hill, weight of filled grain per plot and yield potential per hectare. Analyzed were also conducted for the depth of root penetration, dry-root weight, dry-shoot weight, shoot-root weight ratio and its correlation with the weight of filled grain per hill. The research results show that there was significant difference on plant height at harvesting time, number of productive tillers, the percentage of empty grains and filled grain per panicle, weight of filled grains per hill, weight of filled grain per plot and yield potential per ha (p>0.01) among the treatments. In addition, depth root penetration, dry-root weight, dry-shoot weight, shoot-root weight ratio also had significant difference (p>0.01) among the treatment. The highest plant at harvesting time was found in S6, reaching 129.8 cm and the shortest plants was found in C3 reaching 107.5 cm. The largest number of productive tillers and the highest percentage of filled grains per panicle were found in Ciherang reaching 10.5 tillers and 80.7% respectively. Ciherang also had the heaviest weight of filled grains per hill and per plot reaching 21.1 g and 2.18 kg respectively. Whereas, S6 had the lowest number of tillers and the lowest percentage of filled grain per panicle.. The highest yield potential per ha was found in Ciherang reaching 7.79 tons. Among the progenies, S5 had the highest yield potential reaching 5 tons/Ha. The result also showed significant relationship between shoot-root weight ratio with weight of filled grains per hill. The highest value of shoot-root weight ratio (1.57) in Ciherang is thought had closed relationship with its yield potential.

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Effects of High Fiber Grains on the Growth Rate and Fat Accumulation in Broiler Chickens (고 섬유질 곡류의 섭취가 육계의 성장능력 및 지방축적에 미치는 영향)

  • 정하연;이봉덕;임재삼
    • Korean Journal of Poultry Science
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    • v.14 no.1
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    • pp.33-38
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    • 1987
  • Two hundred and forty female day-old broiler chicks were employed in this study to investigate the influence of grains containing different levels of dietary fiber on the growth rate, carcass fat content and abdominal fat pad weight. Corn and sorghum were used as low-fiber grains, and rye and hulled barley as high-fiber grains. During the 6 weeks of feeding period, chicks were fed one of the four diets which were iso-caloric and iso-nitrogenous. Birds were Tandomly allotted to 20 battery cages. There were five replicates per treatment and 12 chicks per replicate (pen). Data were subjected to the one-way ANOVA test, and when significant at 5% level, then means were compared by the method of Duncan (1955). At 3 weeks of age, rye-fed chicks grew significantly slower than did the other birds. At 6 weeks of age, the growth rates of chicks fed rye and sorghum were significantly lower than those of birds fed barley ana corn. Carcasses from birds fed rye showed significantly lower tat content than those from birds fed corn and sorghum at 3 weeks of age. No significant difference was found between rye and barley in this context. At 6 weeks of age. however, this difference in carcass fat content disappeared. No significant difference in abdominal fat pad weight was found among four grains at both 3 and 6 weeks of ages.

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