• 제목/요약/키워드: Pseudocydonia sinensis

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Effect of Packaging Conditions on the Fruit Quality of Chinese Quince

  • An, Duck-Soon;Lee, Dong-Sun
    • Food Science and Biotechnology
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    • 제15권5호
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    • pp.683-687
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    • 2006
  • The respiration rate of Chinese quince was measured at 0, 5, 10, and $20^{\circ}C$ to determine its tolerable range of storage temperatures. Based on the measured respiration rates, plastic films covering a wide range of gas permeabilities were used for packaging and storing individual Chinese quince at 0 and $10^{\circ}C$. Chinese quince can be categorized as low respiration fruit. Higher respiratory quotients were observed at higher temperature suggesting that the tolerable temperature range for storage is $0-10^{\circ}C$. Packages containing Chinese quince wrapped in highly gas-permeable polyolefin film PD 941 attained, with progressive decreases in volume, 9.5-10.2% $O_2$ and 1.3-1.8% $CO_2$ at $0^{\circ}C$, 8.1% $O_2$ and 2.4% $CO_2$ at $10^{\circ}C$. At these levels, PD 941 could preserve the fruit at acceptable quality levels for 152 and 50 days at 0 and $10^{\circ}C$, respectively. Less gas-permeable packages built up high $CO_2$ concentrations (above 15.8%) and low $O_2$ concentrations (less than 1.8%) causing free volume expansion and eventual dark discoloration of the fruit. The storage life realized by packaging with polyolefin film PD 941 could facilitate the availability of Chinese quinces in winter and spring for medicinal or ornamental purposes in the fresh state.

韓國大巡真理會《典經》之宗教醫療研究 (The Study of Religious Medical Treatment in the Canonical Scripture of Daesoon Jinrihoe in Korea)

  • 鍾雲鶯
    • 대순사상논총
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    • 제39집
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    • pp.249-274
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    • 2021
  • 本文乃以韓國大巡真理會《典經》為主, 探討姜甑山的宗教醫療。姜甑山的醫療原理建立在「身心一體」的整體觀, 意即醫治疾病, 必先醫心, 也就是他所說的「大病之藥, 安心安身」。按摩是姜甑山經常運用的物理治療, 他運用按摩消除病患因氣鬱不順所導致腿部與腹部的諸多疾病 ; 而四物湯, 小柴胡湯, 木瓜, 生地黃是他常用的藥劑與藥材。道法醫療是姜氏宗教醫療的特色, 根據《典經》的記錄, 有正氣祛病, 驅除精怪, 代病與轉病, 更衣除病, 用藥於地等, 結合符咒, 藉以醫治百姓, 尤其用藥於地是他獨創的道法醫療方式。

Report of seven unrecorded bacterial species in Korea belonging to the family Acetobacteraceae

  • Jun Heo;Hyorim Choi;Seunghwan Kim;Yiseul Kim;Daseul Lee;Byeong-Hak Han;Seung-Beom Hong;Soon-Wo Kwon
    • Journal of Species Research
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    • 제12권spc2호
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    • pp.7-14
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    • 2023
  • Several genera belonging to the family Acetobacteraceae were generally considered to be acetic acid bacteria (AAB) which produce acetic acid from alcohols using an oxidation pathway. Some species of the family Acetobacteraceae have been of interest to the industry due to their capability to produce vinegar. In 2018-2020, several bacterial strains were isolated from plants, fruits and vinegar in various regions of the Republic of Korea. Based on the 16S rRNA gene sequences, seven species classified into the family Acetobacteraceae were found to be ones unrecorded in the Republic of Korea, including two Asaia species, one Gluconacetobacter species, three Gluconobacter species and one Komagataeibacter species. As a result, we report Asaia lannensis AF11C3 (=KACC 22050) isolated from plant Chrysanthemum zawadskii, Asaia platycodi AF15C2 (=KACC 22051) isolated from plant Isodon inflexus, Gluconacetobacter liquefaciens C23-3 (=KACC 22064) isolated from fruit of Pyrus pyrifolia, Gluconobacter cerinus BGF2-R2 (=KACC 22053) isolated from fruit of Prunus armeniaca, Gluconobacter kondonii FR39A4 (=KACC 22388) isolated from persimmon fruit, Gluconobacter thailandicus FR36C4 (=KACC 22057) isolated from fruit of Pseudocydonia sinensis and Komagataeibacter melaceti SPV-2 (=KACC 22058) isolated from potato vinegar.