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정영근(Young-Kun Jeong),고영구(Yeong-Koo Koh),박종원(Jong-Won Park),임재훈(Jae-Hoon Yim) 한국영재학회 2003 영재교육연구 Vol.13 No.3
본 연구에서는 중학교 수학•과학 영재학생을 대상으로 하는 원격교육 자료를 개발하고 원격교육을 실시하여 학생의 반응을 분석하였다. 원격교육은 4가지 유형 - 원격강의용 프로그램을 이용한 강의형, 시뮬레이션 프로그램을 통한 실습형, 토론식 과제해결형, 문제해결형 - 으로 개발하였고, 학생의 반응은 8개 영역 - 자극, 난이도, 구성, 학습환경, 참여, 상호작용, 학습결과, 다른 수업과의 비교 - 에서 조사되었다. 조사 결과, 난이도는 모두 높게 나타났지만 원격교육이 학생에게 주는 자극은 모두 긍정적인 것으로 나타났고 개발한 원격교육이 창의성, 논리적 사고, 지적능력, 정보탐색 능력 향상에도 도움이 된다고 응답 하였다. 영재학생들은 학습내용을 상세하게 설명해 주는 방식보다는 적절한 안내 후에 스스로 실습해 보게 함으로써 인지적인 도전을 유발하게 하는 것이 참여도를 높이는 것으로 나타났다. 또한 토론식 과제해결형과 같이 토론을 유도한 경우에서만 상호작용이 있는 것으로 나타났다. IIn this study, we developed and administrated the distance learning for the gifted students in science and mathematics, and analysed their responses. To do this, four types of teaching programs - lectures using program for distance learning, practice activities using simulation program, tasks solving programs based on discussions, and problem solving activities - were developed and students responses were analysed in eight area - stimulus, difficulties, structure, learning circumstances, involvement, interaction, learning outcomes, comparison with other learning -. As results, it was found that many students responded positively and thought programs helped their creativity, logical thinking, intelligent ability, and information searching ability. Students preferred practice activities based on appropriate guidances to lectures providing detailed explanations. And interaction could be stimulated by inducing discussion.
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김학신 ( Hag Sin Kim ),김경훈 ( Kyeong Hoon Kim ),강천식 ( Chon Sik Kang ),신상현 ( Sang Hyun Shin ),정영근 ( Young Kun Jeong ),이춘기 ( Choon Ki Lee ),김경호 ( Kyung Ho Kim ),박광근 ( Kwang Geun Park ),박기훈 ( Ki Hun Park ) 전북대학교 농업과학기술연구소 2014 농업생명과학연구 Vol.45 No.1
This study was performed to evaluate the effects of seeding method using ridger to growth and grain yield increasement in wheat. This study was conducted by the National institute of crop science, Iksan, Korea for two years (2010 to 2011). Two types of seeding methods, Broadcast seeding(BS) and drill seeding(DS), were used to compare in three different seeding rates. Culm length of DS methods was shorter than BS methods. Agricultural characteristics were improved by DS methods. The average of grain yield by DS and BS methods were 3.79ton/㏊ and 3.94ton/㏊, respectively. According to two different seeding rate, 180kg/ha and 200 kg/ha, the grain yields were 3.98 tons in the DS methods. This means that yield were increased 5% and 22% compared with BS methods, respectively. Using of the ridge, labor time was reduced about 8.3 hours in DS methods. Consequently, using ridger have high efficiency under the optimum condition that was 180- 200kg seeding rates at least of 1.0 ha.