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      • 中學校 科學科의 實驗實習 敎材의 開1發硏究Ⅰ

        郭宗欽,朴炳彬,李元求,宋寅命,崔斗文 공주대학교 사범대학 과학교육연구소 1981 과학교육연구 Vol.13 No.1

        The present condition of science education has been investigated b means of questionaires, interviews and referring to literature, and the points at issue gave been extracted on the basis of them, and in consideration of the problems various materials for experiment and practice have been developed to be used for the effective inquiry learning. The present condition and problems of science education in junior high schools are as follows; 1) Science teacher's backgrounds for their teaching profession and majors are good, but they are overburdened and the classes are overcrowded. 2) The textbooks now in use contain too much contents, the levels are high, and the books lack in appropriateness. 3) Especially the contents Presented for experimental activities require too many tasks to be digested in a given time. 4) Experimental facilities or instruments are unsatisfatory in their quantity or quality, and instruments or teaching materials that can be used effectively are far from being sufficient. Futhermore, some experimental instruments are too crude to work successfully. 5) Students' elementary knowledge is not sufficient, and the degrees of their interest or understanding are low. 6) With the teaching methods still conservative and the teachers unable to give satisfactory inquiry leaning. the students are disencouraged. 7) Support of experimental facilities, encouragement of teachers, appropriate school inspection, and administrative or financial aids are desired. In this study, materials for every branch of science have been developed to be available for the effective performance of experiments and practices through inquiry. The materials developed in this study are as follows. 1. The following materials are presented in physics: the relations between the heat quantity of water and the temperature change, and between the heat quantity of the electric heat line and the electric current, for group experiments; the observation of Brown motion, Law of Archimedes, altimeters, comparing the heat capacity of metals, the transmission of radiation, the frictional electricity, the interaction of electric current with magnetic needle, and Fleming's right-hand rule, as the reference materials of demonstration; a program learning materials for diffusion of light with experimental kit utilized in learning the properties of light; a program learning material on the diffraction of light with an experimental kit utilized in learning the diffraction and interference of light. 2. In chenistry, the experimental materials for electrolysis are presented as the teaching-learning material of group experiment. Besides, the errors in the experimental materials and inappropriate expressions in the textbooks now in use are corrected and completed: 3. In biology, problems have been extracted by means of questionaires about the general learning contents and the analisis of Japanese textbooks, and the materials for experiment have been developed. The observation of somatic cell division, that of mold, and that of prothallium are presented as the materials for group experiment. Inquiry learning based on experiment and practice should be settled on the scenes of learning, and the suggestions are made to the effect as follows. 1) The quantity of learning should be reduced, and the levels lowered in the new textbooks. 2) The development and distribution of individual learning materials for the master learning are desirable. 3) The items for group experiment should be reduced to the minimum, and the thorough inquiry learning should be pursued, and the greater part should be replaced by the demonstrative experiments or audio-visual materials. 4) The experimental instruments should be manufactured and distributed on the national scale to ensure their solidity and accuracy. 5) The atmosphere in which inquiry learning is performed by the teacher's creative efforts is greatly needed, To support this conditioning, exhibitions of scientific works should be held continually, science museums operated, the research centers of science education cooperated, new materials for practice developed and studied, and the corporations for research of science education fostered. 6) The measures to lighten the teachers' burden and to encourage them should be contrived.

      • 한국산 변형균의 신한국명과 도설

        최두문,김종균 공주대학교 과학교육연구소 2002 과학교육연구 Vol.33 No.-

        본 연구에서 제시한 변형균의 신분류체계는 Nannenga-Bremekamp, 山本辛憲 등에 따랐으며 한국에서 출현한 11과, 34속, 153종에 대하여 계통학적으로 정리하였다. 한국산 변형균은 낙엽이나 부목에 착생하는 것이 대부분이며, 중요한 수피착생성, 호설성, 아열대성 변형균은 거의 없는 것으로 나타났다. 이들 종의 특징, 학명, 생태 등에 대한 조사·검토를 실시하여 분류 체계를 정리하여 신학국명과 계통설명문 및 종 해부도를 작성하였다. 본 연구의 결과는 변형균에 대한 기초적인 종 동정 및 감정, 환경의 지표 식물 이용에 도움이 되리라 사료된다. Korean myxomycetes taxonomy is systematized according to Nannenga-Bremekamp and Yamanto, and then 11 families, 34 genera, 153 species were identified and classified. Most myxomycetes of Korea inhabited litters and rotten trees. Characteristics, scientific name, ecological properties of korean myxomycetes were examined and studied. On the basis of new korean myxomycetes taxonomy, they were named in Korean, and described with systematic characteristics and by an explanatory diagram.

      • 韓國産 苔類의 稀貴植物 調査

        崔斗文 공주대학교 사범대학 과학교육연구소 1983 과학교육연구 Vol.15 No.1

        韓國産 苔類의 稀貴食物을 調査하였다. 1. 韓國産 特産植物은 다음의 3種類이다. Plagiochila querpartensis 한라날개이끼 漢拏山 Frullania Koreana 고려지네이끼 元山 Asterella Koreana 금강꽃잎우산이끼 金剛山 2. 韓國産 苔類는 約 210 種類이며 이 中에서 어떠한 한곳에만 分布되는 種類는 74 種類이며 또 이 中에서 한 調査者에 依하여 採集된 種類는 46 種類인데 內容別로는 다음과 같다. 苔綱 망울이끼 目 10 科 26 種類 리봉이끼 目 3 科 8 種類 우산이끼 目 5 科 11 種類 뿔이끼綱 1科 1種類 3. 上記의 46 種類中에서 比較的 植物體가 크며 稀貴食物로 生覺되는 種은 다음의 9 種類 이다. Fossombronia cristula 비늘우산대이끼 儒城 Calycularia crispula 바위물우산대이끼 智異山 Targionia hypophylla 조개우산이끼 韓國 Plagiochasma japonicum 버섯우산이끼 盈越 Wiesnerella denudata 방울우산이끼 南漢 Marchantia paleacea var. diptera 두깃우산이끼 雪岳山 Marchantia 샌뭄 탐라우산이끼 漢拏山 Ricciocarpus natans 은행이끼 公州邑 Gymnomitrion corallioides 은비늘이끼 漢拏山 The rare species of Music and Anthocerotae of liverworts in Korea ware in-vestigated. The total number of species of liverworts in korea about 210 species. Among there 46 species are regared as rare species because their distributions are restricted only special area. The endemic species in Korea are Plagiochila querpartensis, Frullania koreana Asterella koreana.

      • 韓國産粘菌植物의 分類學的硏究

        金鍾均,崔斗文 공주대학교 사범대학 과학교육연구소 1981 과학교육연구 Vol.13 No.1

        The Myxomycetes and soils were collected in several area by the weather in korea and classified by the new classification system. The families, genera and species identified were newly recorded their korean names and the anatomical charts were reserved in particular. In the list of myxomycetes in korea, l class, 3 subclasses, 6 orders, 13 families, 30 genera, 106 species and 26 varieties were avnmerated. The total numbers of myxomycetes identified was 132 taxa. of these the following 4 species are Dictyo-form cellular slime molds. Di ctyosterium minutum Raper Dityosterium purpureum Oive Poly sphondy lium pallidum oive Polysphondy lium vielaceum Brefeld The species for the true slime molds which are new to the flora of kor-ea are as follows: Comotricho cylindrica(Bilgam) Machride Cribraria argillacea persoon cribraria minutissima Schweinitz Didymium difforme(persoon) Duby

      • 韓國産 蘚苔植物綠 1

        崔斗文 全北大學校 生物學硏究所 1982 生物學硏究年報 Vol.3 No.-

        Chart of anatomy, description and their Korean mamer of the mosses which collected in Korea were made out. The followings are new Texa in Korea. Fissidens tosaensis Broth, Rhynchostegiella leptoneura Dix. et ther

      • 韓國의 느티나무林에 대하여

        朴元圭,崔斗文 공주대학교 사범대학 과학교육연구소 1985 과학교육연구 Vol.17 No.1

        느티나무林의 調査를 爲하여 85年 8月 13日부터 22日까지 極上殘存林으로 생각되는 秘苑 느티나무-갈참나무 群落, 鷄龍山 甲時人口의 느티나무-팽나무 群落, 大輿寺 境內의 느티나무-팽나무 群落, 勿巾防潮魚付林의 푸조나무-팽나무 群落을 森林의 植生調査樣式에 따른 方形區法 等으로 調査한 結果는 다음과 같다. 1.느티나무林과 關係되는 群落에는 느티나무-팽나무群落, 느티나무-갈참나무 群落과 푸조나무-팽나무 群落型이 있음이 밝혀졌다. 2. 느티나무林은 適濕한 곳에 成立하나 特히 느티나무-팽나무群落은 느티나무林의 核心群落으로서 더욱 水分과의 結合이 强하며 冷溫帶의 中部에 主로 分布한다. 3. 느티나무-팽나무群落이 水分要素가 約干 減少되는 立地에서는 갈참나무를 主로 한참나무種類가 急增하여 느티나무-갈참나무 群落으로 變하여 가며 이 두 群落이 더욱 乾地 쪽으로 變한 冷溫帶 中部에서는 졸참나무群落으로 變하여 가고 더욱 比쪽으로 分布되면 그 일부는 신갈나무-잣나무群落으로 變하여진다. 4. 느티나무-팽나무 群落은 冷溫帶 南部에서 暖溫帶에 갈수록 二次遷移의 初期에는 優占하나 次次로 졸참나무-마삭줄群落 構成種 等에 依하여 變更되며 海岸에서는 celtis 屬 要素가 增加되어 푸조나무-팽나무群落으로 變하여 간다. This study is to investigate the Communities related to Zelkova serrata forest in order it. The Communities related to Zelkova serrata forest in order to reserve it. The Communities under investigation are Zelkova serrata-Celtis sinensis Community, Zelkova serrata-Quercus aliena Community, and Aphanthe aspera-Celtis sinensis Community. Zelkova serrata forest grows well in the place where the water content is adequate. Especially Zelkova ser-rata-Celtis sinensis Community, the core community of Zelkova serrata forest, usually exists in the cool-temperate zone where the water content is. sufficient. Because the Fagaceae increases in number where the water content decreases and the temperature falls down, Zelkova serrata-Celtis sinensis Community is transformed into Zelkova serrata-Quercus aliena Community, then Quercus serrata-Stephanandria incisa Community and lastly Quercus mongolica-Pinus koraiensis Community in those areas. Aphanthe aspera-Celtis sinensis Com-munity is found in the Zelkova serrata forest on the sea-side areas where the water content increases and the temperature goes up.

      • 韓國의 半自然草地의 分類와 生産性에 관한 硏究 : 半自然草地의 分類 Classification of Semi-natural Grassland

        崔斗文 공주대학교 사범대학 과학교육연구소 1970 과학교육연구 Vol.3 No.1

        1) IBP-CT의 目的에 따른 韓國內의 半自然草地의 各群落을 主로 하여 亞寒帶인 亞高山와 冷溫帶 및 ?溫帶 등의 氣候帶別로 草地植生帶의 特徵을 論하였으며 森林群落의 人爲的化와 蓮關시켜 標徵種의 槪念에 따른 綜合的인 群落 分類를 하였다. 2) 각 群落에 대해서는 生態學的인 立地條件과 社會學的인 重要種社會의 組成을 밝혀 아러 그 特徵을 比較하였으며 韓國中部의 草地에 대해서 名群落間의 遷移過程을 밝혔다 3) 本報告에서 調査論議된 群落은 各氣侯帶別로 다음과 같다. 亞高山帶 시로미-백리향群落, 묏겨이삭-김의털群落,가시엉겅퀴高?草原, 실새풀-추리群落, 왕포아풀-산거울群落, 조릿대群落 冷溫帶 참억새-새群落, 새-산거울群落, 잔듸-꿩의밥群落間 ?溫帶 나도기름새-수수새群落, 참억새-새群落 A survey has been made of plant communities on semi-natural grassland in accordance with the purpose of IBP-CT program. A comparative study has been made of graseland communities at sualpine zone, cool temperate zone and warmth temperate zone. As for each community, ecological standard condition and formation of important social composition have been made clear. Surveyed grassland communities at each climate zone are as follows: A. Subalpine zone Empetrum nigrum V. asoatoei,-Theymus quiquecostata comm. Agrostis flaccida-Festuca ovina comm. Cirisium xanthocanthun tall herb comm. Calamagrostis arundimacea-Hemerocallis aurantiaca comm. Poa pratensis Carex lanceolata V.nana comm. Sasamor pha purpurascens comm. B. Cool temparate zone Miscanthus sinensis-Arundinella hirla comm. Arundinella hirta-Carex lanceolata V. nana comm. Zoysia-japonica-Luzula capitata comm. C. Warmth temparate zone Andropogon micranthus-Holcus fulvus V. genuinus comm. Miscanhus sinensis-Arundinella hirta comm.

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        鷄龍山의 植生硏究 : 東鶴寺北部溪谷의 瀑布周邊의 垂直植生分析 Altitudinal vegetation analysis in the northern valley of the Donghak Temple, and around the waterfall

        崔斗文 공주대학교 백제문화연구소 1968 백제문화 Vol.2 No.-

        According to quadrat method of Z. M, school the survery has been made of Anthropogenous secondary vegetation that has been developed along the northern part of the valley of the Donghak Temple, and around the waterfall. (1) From the view point of altiudinal vegetation in the valley comparative analysis has been done by means of dividing into 5 stands from the part of the summit to the valley. The following communities have been found at the stand 1-5 and this altitudinal vegetation shows the process of secondary vegetation as a typical one of Mid-South part of Korea Stand 1-Pinus densiflora/ Miscanthus sinensis Community. Stand 2-4. Pinus densiflora/ Eccoilopus cotulifer community. Stand 5. Zelkowa serrata/ Carex lanceolata Community. (2) The communities around the waterfall of the Tonghak Temple as follows Southern valley- Carpinus techonoskii/ Athyrium yokosecense community. Northern valley- Quercus variables/ Carex lanceslata community.

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