• Architectural research
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• 제22권4호
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• pp.113-122
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• 2020

Hospital architecture must be planned as a therapeutic space. Numerous studies have proven that exposure to nature has a healing effect. However, research on the architecture itself about this issue is still insufficient. This study analyzed Le Corbusier's Venice hospital project and its architectural configurations with nature. Le Corbusier had been interested in blurring the interior/exterior line to draw nature inside. In his projects, nature was conceived in an abstract sense as "something green." However, in the hospital project, natural elements including vegetation, the lagoon, and light, and the landscape scenery they created, were considered in the harmony of the architectural space. The architectural spaces with courtyards, pilotis, and roof gardens provided views and direct access to nature, and in the interior spaces, the connections to these external spaces and the permeation of views of nature and sunlight were incorporated. Many spaces provided the possibility to actually encounter nature, with a variety of indoor/outdoor space configurations rather than a merely passive placing of some natural elements. This project is considered to be an important reference for contemporary hospital architecture, since the architectural space and nature connected through various spatial configurations also in healthcare programs. As Le Corbusier emphasized, sunlight, vegetation, and also architectural space should be an essential factor in therapeutic hospital architecture planning.

• The Journal of Asian Finance, Economics and Business
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• 제8권7호
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• pp.181-193
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• 2021

Thailand's tourism industry contributed to over three trillion baht in 2019. Tourist attractions across Thailand attract tourists around the world with their natural scenery, lifestyles, and cultures, especially in those called "second-tier cities". Community enterprises play a vital role to drive the tourism industry to local areas. However, most community enterprises lack professional accounting knowledge. This research aims to provide guidelines for ecotourism cost management of community enterprises in Thailand. Participatory Action Research (PAR) was employed to investigate the current circumstances of the Banlaem enterprise by using in-depth interviews to identify problems in cost management. Then, the focus and small group meetings were organized to monitor and evaluate solutions. The results reveal that the cost of VIP-Two Days trip was generating the highest net profit and margin, followed by VIP-One Day trip, but net losses were detected on the Students-One Day trip, even though income was greater than the variable costs, revenues didn't cover fixed costs. Thus, accounting knowledge could be a major concern of these enterprises. They should systematically record revenues and expenses, set appropriate labor costs, reduce production costs by using seasonal seafood and make use of vegetables in their gardens, and price products according to their production costs.

• ALGAE
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• 제37권1호
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• pp.15-32
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• 2022

Inspecting herbaria collections of Laurencia rigida highlighted frequent misidentifications between L. rigida and L. heteroclada f. decussata, two poorly studied taxa from Australia. Recent collections of DNA material, including from topotype material, allowed for re-examination of these two taxa using molecular techniques. Detailed morphological and molecular analyses based on two markers (rbcL and COI-5P) strongly supported these two taxa as being distinct from each other and requiring nomenclatural changes. Comprehensive morphological analyses highlighted features useful for accurate identifications. Interestingly, L. rigida was found to belong to the genus Palisada with evidence from both the morphology and molecular data. Therefore, this study proposed recognizing L. rigida as Palisada rigida comb. nov. Molecular data for L. heteroclada f. decussata on the other hand supported its separation from L. heteroclada, with too great a molecular distance to be considered a variety. Morphological characters that best separated P. rigida from L. decussata included seven characters; number of pericentral cells per vegetative axial segment, the presence of secondary pit connections, the presence of lenticular thickenings, tetrasporangia alignment, the presence of corps en cerise, holdfast morphology, and overall plant shape. Morphologically, L. heteroclada f. decussata was also separated from L. heteroclada, particularly by the following characteristics; ultimate branchlets morphologies, lower order branch lengths, primary axis and holdfast morphologies. Therefore, it was proposed that L. heteroclada f. decussata is recognized at a species level as L. decussata comb. et stat. nov.

• 한국환경과학회지
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• 제32권8호
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• pp.573-583
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• 2023

This study was conducted to verify the effectiveness of improving indoor environmental awareness, relieving stress, and improving learning efficiency in school indoor green space, and suggest desirable ways to develop indoor green space in the future. As part of the study, a survey was conducted among 225 individuals across six schools in a metropolitan area with garden and panel-type indoor gardens inside the school building. The survey comprised the current status and use of indoor green spaces, the perception of indoor green spaces, improvement measures in indoor green spaces, and basic properties. Semantic Differential (SD) was used to investigate the impression of school indoor spaces. Resultantly, the more frequent the use of green spaces in the school, the more they feel the positive effects of indoor green spaces, such as improving the school's indoor environment, reducing stress, and improving learning efficiency. In addition, it appears that the more frequent contact with the natural environment, the more they feel the positive effects provided by indoor green space at school. Therefore, it is suggested that educational conditions must be improved by revitalizing various green welfare, including indoor green areas, at the school level.

• Journal of Species Research
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• 제12권3호
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• pp.258-265
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• 2023

We conducted phylogenetic analyses using multiplexed inter-simple sequence repeat genotyping by sequencing and compared chloroplast DNA sequences among Ardisia japonica, A. pusilla, and morphologically intermediate plants found on Jeju Island, Korea. Our network analysis demonstrated that the intermediate plants were genetically positioned between A. japonica and A. pusilla. Our comparison of the intergenic spacer between the psbA and trnH genes in chloroplast DNA indicated that four nucleotide substitutions separate A. japonica and A. pusilla, whereas the intermediate plants exhibited the A. japonica haplotype. Our results suggest that the intermediate plants on Jeju Island represent a natural hybrid of A. japonica, as the maternal species, and A. pusilla, and that they are attributable to Ardisia×walkeri. This record constitutes the first documented occurrence of the hybrid taxon in Korea.

• 국제초고층학회논문집
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• 제12권2호
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• pp.107-120
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• 2023

Tall buildings are frequently decried as unsustainable due to their excessive energy usage. Early skyscrapers used natural light and ventilation to facilitate human comfort and applied organic materials such as stone, glass, wood, concrete, and terra cotta for cladding and finishes. With the advent of fluorescent lighting, modern heating, ventilation, air-conditioning (HVAC) systems, and thermally sealed curtain walls, tall office buildings no longer had to rely on natural light and ventilation to provide comfort. Energy efficiency was not a significant factor when the operational costs of buildings were relatively inexpensive. However, today's skyscrapers must become more energy-efficient and sustainable due to energy crises and climate change. This paper highlights vital energy-efficient design principles and demonstrates with illustrative case studies how they are applied to tall buildings in various parts of the world. It shows how sustainable environmental systems do not act alone but are integrated with advanced curtain wall systems, sky gardens, and atria, among others, to regulate and sustain thermal comfort and conserve energy.

• 식물분류학회지
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• 제53권2호
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• pp.79-101
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• 2023

Following recent taxonomic, distributional, and nomenclatural revisions, an updated checklist of endemic plants on the Korean Peninsula is needed. This study provides an updated checklist of vascular plants endemic to the Korean Peninsula and describes their distribution within administrative provinces. The revised checklist includes 373 endemic taxa (304 species, six subspecies, 49 varieties, and 14 nothospecies) from 179 genera and 64 families, representing 9.5% of the total native flora of the Korean Peninsula. Asteraceae (41 taxa), Ranunculaceae (29 taxa), Liliaceae s.l. (24 taxa), and Rosaceae (22 taxa) were the most widely represented families. Compared with the most recent checklist published in 2017, 39 taxa were excluded from the checklist; one taxon was excluded because it did not have a valid published name, seven taxa were excluded because their natural habitats extended to neighboring countries, four taxa were excluded because they were treated as a rank form, and 27 taxa were excluded because they had been identified as heterotypic synonyms of taxa distributed outside of the Korean Peninsula. Fifty-two new taxa were included based on the literature. This checklist will help to focus conservation efforts and provide a framework for research, protection, and policy implementation related to these endemic taxa.

• 인간식물환경학회지
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• 제22권5호
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• pp.467-480
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• 2019

Standard estimates are the numerical data of a unit quantity required for construction work such as the amount of materials, manpower, and the use of equipment required and are also a basis to calculate construction costs. Unfortunately, standard estimates for construction have also been used for garden construction these days as no standard estimates for garden construction have been developed or documented until now. As a result, many problems have arisen at garden construction sites since landscape construction and garden construction differ in terms of scope, size, design and construction methods. The purpose of this study was to develop standard estimates for garden construction for proper calculation of the cost of garden construction and to ensure gardens are created following appropriate construction processes. In order to develop standard estimates for garden construction, a preliminary survey was conducted on experts to understand current issues at first. After that, a questionnaire survey was done to examine problems of construction processes and ways of improvement, and on-site inspections were conducted utilizing CCTVs at construction sites to identify the actual amount of manpower required on site. Based on the results of the surveys and on-site inspections, a draft version of standard estimates for 5 types of planting work for garden construction was developed. Developing standard estimates for garden construction will serve as a stepping stone for the transparent and proper compensation for garden construction work, which will not only contribute to addressing issues between consumers and construction companies, but also to the stabilization of market economy and job creation.

• 한국자원식물학회:학술대회논문집
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• 한국자원식물학회 2022년도 추계학술대회
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• pp.55-55
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• 2022

Corylopsis Siebold & Zucc. (Hamamelidaceae) is widely used for horticultural plant and comprise ca. 25 species in East Asia (1 species in Korea; 4 species in Japan; 20 species in China). Previous revisions have gone from 7 to more than 30 species, causing confusion in the nursery industry and public gardens. Due to morphological similarity within Corylopsis, molecular research is needed to distinguish it. In this study, the chloroplast genome of C. gotoana and C. pauciflora distributed in Japan was completed by using NGS (Next-Generation Sequencing) technique. The genome size of C. gotoana and C. pauciflora were 159,434 bp (large single-copy (LSC): 88,164 bp; small single-copy (SSC): 18,702 bp; inverted repeat regions (IRs): 26,284 bp) and 159,363 bp (LSC: 88,097 bp; SSC: 18,700 bp; IRs: 26,283 bp), respectively. In addition, we investigated the repeats, SNPs, and indels, and that could be used as DNA markers. Phylogenetic analysis demonstrated that C. pauciflora was sister to C. gotoana and C. spicata. The genus Corylopsis is a monophyletic group and Loropetalum is closely related to Corylopsis. The results of our study will provide the basic data necessary for the analysis of the species identification markers and genetic diversity within the genus Corylopsis in the future.

• 한국의사학회지
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• 제35권1호
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• pp.1-11
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• 2022

The medical system of the Central Military Command in the late Joseon Dynasty was practiced by military yakbang (clinicians 藥房), acupuncturists, and horse veterinarians. By analyzing and verifying various literatures, the following conclusions were obtained: 1) In the late Joseon Dynasty, military yakbang prioritized internal medical treatment over surgical treatment. Military yakbang were recognized before military acupuncturists were and had more medicinal gardens. This can be associated with the characteristics of the Military Medical Specialized Book that focuses on drug prescription. 2) The positions of military yakbang and military acupuncturists were not preferred by the Western Medical Offices (洋醫司). For example, in the latter days of King Sukjong's reign, positions were appointed from the Western Medical Offices but, on appeal, outside doctors were included as well. This is understood in terms of salary levels and guarantees of career opportunities. 3) The military acupuncturist was not selected based on ability as per the rules. If that was the case, more military acupuncturists would have been selected as royal acupuncturists (內鍼醫) under the system that continued until the late 19th century. In the future, it is expected that comparative studies will be conducted between local military medicine and the early Joseon's military medicine, thereby intensifying research on military medicine in the Joseon Dynasty.