生長點 培養에 依한 민초피나무(Zanthoxylum piperitum var. inerme Makino)의 器內 大量 增殖 및 土壤 活着

• 영문명: In Vitro Mass Propagation and Soil Adjastment of Zanthoxylum piperitum var. inerme Makino through Apical Meristem Culture
• 발행기관: 한국자원식물학회
• 저자명: 정우규(Jeong, Woo-Gyu) 이상래(Lee, Sang-Rae)
• 간행물 정보: 『한국자원식물학회지』제6권 제2호, 171~179쪽, 전체 9쪽
• 주제분류: 농수해양 > 기타농수해양
• 파일형태: PDF
• 발행일자: 1993.11.30

영문 초록

This study was conducted to investigate the effect of growth regulators and medium composition on the growth of each stage in apical meristem culture for mass propagation of Zanthoxylum piperitum var. inerme Makino. The source material, shoot tip segments were taken from three-years old graft trees. Apical meristems were cultured in vitro on basal MS, GD, WS, half strength MS(1/2MS) and half strength GD(1/2GD) media supplemented with various concentrations for growth regulators(BA, IBA) and inorganic nutrients. The results summarized are as follows: 1. In culture establishment stage, ratio of culture establishment was 96.7% and the best resuit was obtained using MS medium supplemented with 1.0mg/l BA and 0.2mg/l IBA. 2. In shoot multitication stage, both shoot multiplication and growth were achieved in average 5.6cm. These results were obtained on in MS medium supplemented with 1.0mg/l BA and 0.2mg/l IBA. 3. In roothing stage, phloroglucinol(PG) acted as IBA synergist in root initiation. The most faverable combinations for root development was half-strength MS medium supplemented with 162mg/l PG and 0.2mg/l IBA, and ratio of rooting was 58.0%. 4. In Vitro formed plantlets were transplanted to paper pots in greenhouse with 85% of relative humidity. 96% of survival rate was obtained from artificial soil mix having same volume of sand, vermiculite, peat, and soil.

키워드

Zanthoxylum piperitum var. inerme apical meristem culture Mass propagation Soil adjastment