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‘Beast’ 장미 꽃목굽음지의 생장, 화기 및 내생 호르몬 변화
서지현(Ji Hyeon Seo),김완순(Wan Soon Kim) 한국원예학회 2013 원예과학기술지 Vol.31 No.6
The bent peduncle phenomenon (BPP) is known as a kind of physiological disorders found in cut rose plants, which causes the reduction of cut flower yields. As yet unknown mechanisms, however, it has not been easy to find solutions for BPP. To address this challenge, this study was conducted to investigate the characteristics of floral morphology, growth, and endogenous phytohormone level of BPP shoots in cut rose plants (Rosa hybrida L. ‘Beast’). Morphological observation confirmed the fact that BPP was accompanied by the early formation and being phyllody of a specific sepal among five sepals, which gave rise to peduncle bending in the upper part of the phyllody with fasciation. Year-round BPP frequency in ‘Beast’ cultivar was in the range of 5 to 20% with seasonal change, increasing rapidly with an average temperature rise in summer. Except bent peduncle, the BPP shoots appeared to grow normally in terms of speed and size of floral development in comparison with normal. However, carbohydrate distribution to the floral part in BPP shoots was significantly reduced. The level of endogenous IAA (3-Indoleacetic acid) within the floral part in BPP shoots was highly maintained during floral development, in contrast to normal shoots. GA3 contents were not significantly different between normal and BPP shoots. This study indicates that BPP would be induced by a series of courses: abnormally early formation of a specific sepal relative to high temperature, being phyllody of the sepal with fasciation, and continuous supply of endogenous IAA by phyllody.
서지현 ( Ji Hyeon Seo ) 한국화예디자인학회 2014 한국화예디자인학 연구 Vol.30 No.-
This study was conducted to analysis the definition of floristry, work, and education curriculum. In order that established methodical education system and recognized as prospective career while maintaining own area. The floristry, including horticulture, aesthetics, and management, was defined as using ornamental plants to produce floral decoration. The analysis of job showed a strong design aspects, but field of horticulture and management were insufficient. It was different with using to higher economic aspects in foreign. The education institution was classified as job and technology education institution as college and academy, and specially education institution as university and graduate school in domestic. It was same with United States of America. Domestic education field the highest 54% in aesthetics. It was similar to horticulture (30.5%), aesthetics (35%), and management (34.5%) in the United States of America. In the United Kingdom and Germany, management field the highest 43.7%, 42.8%, respectively. Consequently, a variety education curriculum had become established in the country. But technical education and professional education were similar. More systematic education is considered should be separated for training professional and career.
서지현 ( Ji Hyeon Seo ),서옥선 ( Ok Sun Seo ) 한국화예디자인학회 2013 한국화예디자인학 연구 Vol.28 No.-
This study conducted to express the cross which has treated in religious art, in the field of floral design. The symbol of cross is not only hopeless, death, the and, but also hope, victory, revive. And it has various forms and meanings. To express symbol of cross, we classified Greece, canton, Jerusalem, Moses, grace, delight, Latin, morning, Greece(3D), Malta, birth, and diaspora with conformational change and semantic change. Making cross work with using more pot plant, dry flower, and preserved flower than cut flower and combining with artificial materials, we can overcome expiration date of the art work and make sure the possibility as installation art.