• Title/Summary/Keyword: Special-plant

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Agronomic Variation in Anther Derived Plants of Sweet Pepper (Capsicum annuum L.) Genotypes

  • Shrestha, Surendra Lal;Luitel, Binod Prasad;Lee, Taek-Jong;Kang, Won-Hee
    • Korean Journal of Plant Resources
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    • v.23 no.6
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    • pp.503-512
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    • 2010
  • Anther derived double haploids (DHs) from sweet pepper genotypes ('Special', 'Derby', 'Bossanova', 'Fiesta', 'Debora' and 'Minipaprika') were used to study the agronomic variation in 2006. Ninety-nine successful DHs regenerants (32 from 'Special', 25 from 'Derby', 23 from 'Bossanova', 10 from 'Fiesta', 6 from 'Debora' and 3 from 'Minipaprika') were transplanted at plastic house and studied on their agronomic characters. Variation in agronomic characters was observed within the DHs of each genotype. DHs obtained from 'Derby' and 'Fiesta' exhibited wide variation in fruit yield $plant^{-1}$ whereas averaged fruit yield $plant^{-1}$ was highest in 'Derby' (1608 g) and less variation was observed in DHs of 'Bossanova'. Based on the agronomic characters expressed in DHs population at this environment, SP55, SP56, SP60, and SP116 from 'Special', SP8, SP10, SP14, SP16, and SP34 from 'Derby', SP115, SP119, SP142, SP143, SP196, and SP199 from 'Bossanova', SP41, SP45, and SP114 from 'Fiesta', SP21 from 'Debora' and SP91 from 'Minipaprika' identified as elite inbred lines and these DH lines could be used for commercial hybrids production in sweet pepper. Genetic relationship among the selected inbred lines using molecular markers and their response to diseases are further recommended to study.

Serine Proteases of Parasitic Helminths

  • Yang, Yong;Wen, Yun jun;Cai, Ya Nan;Vallee, Isabelle;Boireau, Pascal;Liu, Ming Yuan;Cheng, Shi Peng
    • Parasites, Hosts and Diseases
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    • v.53 no.1
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    • pp.1-11
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    • 2015
  • Serine proteases form one of the most important families of enzymes and perform significant functions in a broad range of biological processes, such as intra- and extracellular protein metabolism, digestion, blood coagulation, regulation of development, and fertilization. A number of serine proteases have been identified in parasitic helminths that have putative roles in parasite development and nutrition, host tissues and cell invasion, anticoagulation, and immune evasion. In this review, we described the serine proteases that have been identified in parasitic helminths, including nematodes (Trichinella spiralis, T. pseudospiralis, Trichuris muris, Anisakis simplex, Ascaris suum, Onchocerca volvulus, O. lienalis, Brugia malayi, Ancylostoma caninum, and Steinernema carpocapsae), cestodes (Spirometra mansoni, Echinococcus granulosus, and Schistocephalus solidus), and trematodes (Fasciola hepatica, F. gigantica, and Schistosoma mansoni). Moreover, the possible biological functions of these serine proteases in the endogenous biological phenomena of these parasites and in the host-parasite interaction were also discussed.

Improvement of the Quality of Dried Wild Vegetables by Micro Oil Sprayed Thermal Air Technique

  • Yonghyun Kim;Yunmi Park;Chul-Woo Kim;Uk Lee;Hyun Ji Eo
    • Korean Journal of Plant Resources
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    • v.35 no.6
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    • pp.778-784
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    • 2022
  • Wild vegetables, such as Cirsium setidens, and Aster scaber, are commonly distributed as dried materials because the wild vegetables lose their freshness quickly after harvest and distribution. Dried wild vegetables require rehydration to use as a food ingredient, and the quality of rehydrated wild vegetables is affected by pre-drying and drying methods. Here, we introduce the newly developed pre-drying and drying method, termed "micro oil sprayed thermal air (MOTA) technique". The three wild vegetables processed by the MOTA technique showed improved rehydration rate and reduced time to achieve maximum rehydration rate. Color characteristics were also improved in C. setidens. These results indicate that the MOTA technique improves the overall quality of rehydrated wild vegetables. It is expected that our findings could enhance the marketability of dried wild vegetables by improving overall quality and reducing preparation time.

Present Status and Future Trends on Urban Greening at Special Sites

  • Huinan Fu;hongye Huan
    • Journal of the Korean Institute of Landscape Architecture International Edition
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    • no.2
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    • pp.51-56
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    • 2004
  • This paper discussed the use of the urban greening space beside nature land----special sites of urban Greening. Consider: the special sites of urban greening are referred to the space formed by urban building and framing, where plants can grow under natural or artificial condition. Filly using those spaces will efficiently increase green area, improving ecological environment and landscape in urban area. A classification to special sites of urban greening was put forward, which are the habits of plant combine with the form of buildings. The present status and future trends on urban greening at special sites was discussed and analyzed. Consider: there are two developing trends of the research of urban greening at special sites. Firstly, it is more naturalize and ecologize greening landscape. Secondly, It will take form a techologize in the process of constructing and materials.

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A Study on the Investigation of Special Safety Health Training Course and the Countermeasure in Construction Industry (건설업에서 특별안전보건교육의 분석 및 대책 연구)

  • Kim, Seung-Han;Bang, Myung-Seok
    • Proceedings of the Safety Management and Science Conference
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    • 2013.11a
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    • pp.25-38
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    • 2013
  • In this paper, we survey and analyze the characteristics of the special health and safety education in the construction industry, and provides a few solutions. In particular, the implementation of special safety and health education conducted a study to target the construction site of heavy chemical plant many domestic. If you look at the results of research and analysis, problems of special health and safety education that are currently being conducted in many cases, the proportion of respondents who do not know the special safety and health education is very high, workers of the scene, this education it is possible to know that the proportion of respondents answered to have the experience that are submitted to the work while not subject to are operated poorly in the field of special health and safety education high. Finally, improve the quality of the most important education has to be done on a priority basis that fixing the safety education system systematically in line with the actual situation in the field and the use of specialized external agency.

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Analysis of the Crew Productivity and Influence Factor for Special-Plant Reinforce Concrete (특수 플랜트 철근콘크리트 공종의 작업조 생산성 및 영향요인 분석)

  • Huh, Young-Ki;Lim, Jin-HO;Ahn, Young-Chull;Oh, Jae-Hoon
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2014.05a
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    • pp.42-43
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    • 2014
  • Few studies on crew productivity has been conducted, although the data is significant for time and cost estimation. Crew productivity data was collected for over 9 months from a nuclear power plant and analysed in order to identify factors driving the productivity. It was revealed that the crew productivity of form work, rebar work and concrete pouring work was 45.64(㎡/crew·day), 2.93(t/crew·day), 110.25(㎡/crew·day) on average respectively. Moreover, 'nightwork', 'No. of workers per crew' and 'total work amount' were identified as drivers.

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Analysis of the Productivity and Influence Factor for Special-Plant Formwork (특수 플랜트 형틀공종의 생산성 및 영향요인 분석)

  • Huh, Young-Ki;Lim, Jin-HO;Oh, Jae-Hoon
    • Proceedings of the Korean Institute of Building Construction Conference
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    • 2013.11a
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    • pp.90-91
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    • 2013
  • In the field of nuclear power construction, management and the systematic construction is very necessary. For more efficiently managing, analysis of influence factors and productivity is indispensable now. On this research, we collected the data from the nuclear power plant which is located in Korea. We analyzed the productivity and influence factors. As a result, productivity was 0.75(㎡/man·hour).On one hand, the productivity should be personnel, weather and whether there is a night duty or not. On the other hand, work crew depends upon operators, formwork amount, the presence or absence of night duty.

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