• Journal of the Korean Institute of Landscape Architecture
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• v.41 no.3
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• pp.31-42
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• 2013

This study was carried out to systematically maintain and manage the trails by assessing the types of deterioration and naturalness of trails located in Mt. Toham, Mt. Nam, Mt. Danseok and in the Mt. Gumi district of the Gyeongju National Park. The route length of Mt. Toham was 2.7km, 2.3km of Mt. Nam, 1.0km of Mt. Danseok and 2.7km of Mt. Gumi district. The numbers of measuring points in Mt. Toham were 37 units, 29 units of Mt. Nam, 16 units of Mt. Danseok and 40 units of Mt. Gumi district. In characteristics of physical environments, Mt. Danseok was the widest and Mt. Gumi was the narrowest in the width of trail. In the bared width of trail, Mt. Danseok was the widest and Mt. Gumi was the narrowest. In depth of erosion, Mt. Danseok was the deepest and Mt. Gumi was the shallowest. Mt. Danseok was the steepest and Mt. Nam was the gentlest in the longitudinal slope. In the results of analysing the types of deterioration, Mt. Toham were 10 types, 14 types of Mt. Nam, 11 types of Mt. Danseok and 9 types of Mt. Gumi district. The times of appearance of deterioration types in Mt. Toham were 69 times, 87 times of Mt. Nam, 67 times of Mt. Danseok and 71 times of Mt. Gumi district. The most common type was the exposure of root in 4 districts of Gyeongju National Park. In the results of assessing the naturalness, Mt. Toham was 2.1 score(II degree), 2.6 score(II degree) of Mt. Nam, 2.9 score(III degree) of Mt. Danseok and 2.0 score(II degree) of Mt. Gumi district. The average naturalness was 2.4 score and II degree.

• Korean Journal of Environment and Ecology
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• v.27 no.3
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• pp.381-395
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• 2013

In this study, we surveyed 6 times for the actual vegetation type and flora of Amgok wetland (Intermediate moor area, Alnus japonica community area) and it's watershed area in Tohamsan district, Gyeongju National Park from Apr. to Nov. in 2011. As a result of the actual vegetation type, most vegetation of watershed area was disturbed by human activity except wetland area. Even though the wetland is relatively broad compared with it's watershed, the wetland: watershed is around 1:10. The flora was surveyed 65 family, 184 species, 1 subspecies, 39 variety, 8 forma and totally 233 taxonomic group in the watershed. The wetland type was looked intermediate moor. Naturalized plants was surveyed 2taxonomic in the wetland area and total was17 taxonomic. This area has relatively broad wetland and soundly conserved. But several Salix koreensis and Acer ginnala are growing so needed the interest and monitoring.

• Korean Journal of Plant Resources
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• v.31 no.5
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• pp.575-589
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• 2018

The purpose of this study is to provide the baseline data for conservation and management of the ecosystem of Gyeongju National Park by surveying and analysing the vascular plants distributed in Mt. Manhongbong (522 m). The vascular plants were surveyed form May 2012 to August 2017. The vascular plants on this site was classified as follow. Based on voucher specimens, the vascular plants of this site consisted of 91 families, 292 genera, 397 species, 4 subspecies, 48 varieties and 8 forms. The 2 taxa of threatened species, 11 taxa of rare plants and 14 taxa of Korean endemic plants were investigated. The specific plants by floristic region were totally 39 taxa, which were 3 taxa of grade V, 5 taxa of grade IV, 2 taxa of grade III, 11 taxa of grade II and 18 taxa of grade I. The naturalized plants were identified as 33 taxa and the percentage of naturalized index (NI) was 7.2%, and urbanized index (UI) was 10.3%, respectively. The invasive alien plants were 2 taxa, such as Ambrosia artemisiifolia L. and Aster pilosus Willd.

• The Korean Journal of Soil Zoology
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• v.5 no.2
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• pp.133-137
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• 2000

Community and distribution of Coleoptera were investigated in 4 different regional areas (Danseoksan, Tohamsan, Namsanm and Daebon) of Kyeougju National Park from June 17, 1997 to Oct. 30, 1997 by sweeping net method. 565 individuals belonging to 139 species, 115 genera in 30 families were collected. Species diversity was much higher in the areas of Tohamsan and Danseoksan (0.716 and 0.762, respectively) than the other areas because of the good plantation for the leaf beetles. In the family Chrysomelidae, Tohamsan area revealed very high Simpson diversity index, a 0.916. On the other way, Simpson diversity index was 0 in Daebon area which had very simple plantation with beach side and pine trees. Chrysomelidae was the most abundant; 270 individuals belonging to 45 species of 34 genera. Among them, Mordellina brunneotincta Marseul was the highest frequency. And then, the species of Coccinellidae, Alleculidae, Cerambycidae, Attelabidae and Curculionidae were mostly abundant in all regional area. Stigmatium pilosellum Gorham, Mordellina brunneotincta Marseul and Rhaphirtropis guttifer Sharp were newly recorded in Korea.

• Korean Journal of Environment and Ecology
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• v.28 no.1
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• pp.33-44
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• 2014

The purpose of this study was to provide basic information and investigate a vegetation structure around Tohamsan (Mt.) Wetland. Actual vegetation map was made on the basis of watershed around that. Vegetation structure survey was carried out for 8 representative communities of actual vegetation which were Pinus densifrora community, Quercus variabilis community, Cornus controversa community, Q. serrata community, Q. mongolica-Q. serrata community, Salix koreensis community, Q. mongolica community, Q. variabilis-Q. mongolica-Q. serrata community. Tohamsan (Mt.) Wetland is located on 490m above sea level and the area of watershed was $236,272m^2$. Vegetation type were divided into 16 types, and the ratio of Q. mongolica community was 33.1% ($78,209.2m^2$). In order to turn out the structure of 8 representative communties, 32 plots were set up and unit area of plot was $100m^2$. The estimated age of forest is 30~50-years-old, and in the resutls of soil analysis, acidity was pH 4.89 and organic matter was 4.46%.

• Korean Journal of Environment and Ecology
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• v.26 no.6
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• pp.934-940
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• 2012

This study was carried out to serve the structure of Carpinus laxiflora community in the Moojangsa valley, Tohamasan district, Gyeongju National Park. We designated 16 quadrats ($10m{\times}10m(100m^2)$) for looking at the continuation of Carpinus laxiflora community as the climax forest community. As a result of TWINSPAN, plant community was classified into 5 different communities. 3 communities are Carpinus laxiflora community which have a little different subdominant species; 1) with ombrophilous broadleaf species, 2) with Quercus serrata, 3) with others. Species diversity index was ranged from 0.4899 to 0.9490. Carpinus laxiflora communities were expected to continue as the Carpinus laxiflora community, but Carpinus laxiflora - Quercus serrata communities were expected continue or shrink up of the Carpinus laxiflora. As this study, if we insist the Carpinus laxiflora community as the climax in the temperate zone in Korea then should be analyze more survey data in various area.

• Journal of the Korean Institute of Landscape Architecture
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• v.43 no.4
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• pp.75-86
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• 2015

The survey was taken from July to August 2012 by users who visited Gyeongju National Park to compare the perceived gap of users regarding management policy by characteristic of Gyeongju National Park district type in this study. Gyeongju National Park users' characteristic, use pattern and perception regarding park management policy were created as survey items. First, district type was classified based on use pattern of the visitor and the key resources of 8 districts in Gyeongju National Park. Tohamsan District, which has many visitors for the purpose of scenery appreciation and recreation with Bulguksa and Seokguram Grotto, is classified as tourism type, Namsan and Daebon District, which bring in many visitors seeking to learn about historical culture and environmental education, could be classified as historical culture education types, and Hwarang, Seoak, Sogeum River, Gumisan District are places residents use for physical training, hiking and walking to improve health, thus classifying them as neighborhood park types. People perceived that the tourism type is where users for historical artifact tours are concentrated, thus consideration for plans that can improve visitors' satisfaction from a user limit policy is required, and a manager's right to control use behavior must be reinforced in historical culture education types. On the other hand, users of neighborhood parks found the lowest necessity for most of the policy, and this showed that users of each of Gyeongju National Park's districts felt differently about the need for policies. This result is expected to be utilized as a database for introducing policy that reflects the perception of users in each districts of Gyeongju National Park in the future.