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김훈 ( Kim¸ Hoon ),순옌 ( Yan Sun ),이승민 ( Lee¸ Seung-min ),구본진 ( Ku¸ Bon-jin ),구윤모 ( Ku¸ Yun-mo ),김태연 ( Kim¸ Tae-yeon ),문명진 ( Moon¸ Myung-jin ) 한국유기농업학회 2021 韓國有機農業學會誌 Vol.29 No.4
Agricultural ecosystem biodiversity monitoring and community variation analysis of insects were conducted from 2016 to 2018 in selected conventional and organic farming fields in Goesan district, Chungcheongbuk-do, South Korea. The total number of 1,125 species in 16 orders and 207 families were identified. The numbers of species collected in the locations practicing organic farming were greater than the conventional farming both in the paddy fields (564 vs. 383 species) and the upland fields (471 vs. 365 species). Among them, Hemiptera had the most abundant of species, followed by Diptera, Hymenoptera, Coleoptera and Araneae. We calculated various index values of biodiversity (diversity index H’, richness index R, evenness index J’, dominance index D, and similarity index QS) based on quantitative measurements of species and individuals collected over three years of field monitoring. Variations in biodiversity index values in different agricultural systems show that the positive effect of organic farming is to produce more biodiversity than conventional farming systems. When compared to other index results reported in Korea, Japan and China, the richness index was higher and other index values were at similar levels.
아동의 장난감 선택에 영향을 주는 제 변인에 관한 연구 : 서울 시내 유치원 아동을 중심으로
구윤모,김혜경,유소현,유은영,이승희,임성은,차주연,홍기영 연세대학교 생활과학대학 1988 婦學 Vol.21 No.-
The purpose of this study was to investigate the relationship between ⑴ social status and selection of toys, ⑵ sibling order and selection of toys and ⑶ sex and toy preference. The subjects were 97 mothers of preschool children. A questionnaire was devised and used for the collection of data. The data were analyzed with Chi-square. The results were as follows: ⑴ There was a significant difference in selection of toys according to the socio-economic status of children. ⑵ There was no significant difference in selection of toys according to sibling order of the child. ⑶ There were significant differences between boys and girls in toy preference.