• Title/Summary/Keyword: Xuanji

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Characteristics of Traditional Papers of South China (중국 남부지역 전통종이의 이화학적 특성 비교.분석)

  • Cho, Jung-Hye;Eom, Tae-Jin
    • Journal of Korea Technical Association of The Pulp and Paper Industry
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    • v.41 no.4
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    • pp.1-7
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    • 2009
  • One commercial Xuanji and five traditional paper which were made in south china were collected and its chemical, physical, optical properties were investigated and compared to those of Hanji. Extractives(cold, hot, 1% NaOH and Alcohol-benzene) of bamboo paper had higher contents compared with other papers. Strength properties had been highest Hanji, but had been lowest Xuanji 1 and 2. Brightness of all paper were decreased as following order; Xuanji, Hanji, Thai paper, bast paper 1, bast paper 2, Dongpa paper, bamboo paper.

Control of Alternaria Leaf Blight of Ginseng by Microbial Agent and Fungicides (미생물 제제와 살균제에 의한 인삼 점무늬병의 방제)

  • Li, Xiangguo;Han, Jin-Soo;Jin, Xuanji;Yin, Dapeng;Choi, Jae-Eul
    • Research in Plant Disease
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    • v.14 no.2
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    • pp.102-106
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    • 2008
  • The single application of Bacillus subtilis QST713(BS QST713) mixed application with fungicides and alternate application were treated to examine the control of alternaria leaf blight of Panax ginseng. Control value of alternaria leaf blight by single application of BS QST713 at 10 days interval was 83.3%, and those of single application at 10 days interval was $80.4{\sim}83.7%$ by azoxystrobin, chlorothalonil copper sulfate basic, copper sulfate basic, kresoxim-methyl, difenoconazole, mancozeb. When mixture of BS QST713 and fungicides were applied at 14 days interval, the control value of alternaria leaf blight were 83.6% by BS QST713 and mancozeb, and 82.6% by BS QST713 and azoxystrobin. However, mixture of BS QST713 with difenoconazole, kresoxim-methyl, copper sulfate basic and chlorothalonil copper sulfate basic exhibited the disease control values from 61.1% to 76.4%, which showed slightly lower control efficacy. In Daejeon, the alternate application of BS QST713 followed by copper sulfate basic with 14 days interval was 85.9% in control value, which showed the best control efficacy. The alternate application with other tested fungicides slightly decreased to $55.5{\sim}78.2%$ in control value. However, the alternate application of BS QST713 followed by fungicides showed very high control efficacy, which were approximately 90% in Muju, Jeonbuk Province. Consequently, the single, mixed or alternate application of BS QST713 and fungicides could be recommended as a control method to reduce the amount of fungicides.