조기개화성의 백색 홑꽃 절화용 스프레이국화 ‘비즈’ 육성 A New Early Flowering, Spray Chrysanthemum Cultivar for Cut Flower, ‘Biz’ with Single Type and White Petals.
pp.295-298
‘Biz’ 품종은 경남농업기술원 화훼연구소에서 백색 홑꽃 인 우수계통 ‘SP03-117’을 모본, 백색 홑꽃인‘Angaesoguk’ 을 부본으로 인공교배를 실시하여 2004에서 2008년에 걸쳐서 파종과 계통선발을 통해 육성하였다. 품종의 특 성검정은 2006년부터 2008년까지 봄 촉성재배와 가을 억제재배 조건아래서 3회에 걸쳐 조사하였다. ‘비즈’ 품종 의 자연개화기는 10월 26일경이며, 일장조절에 의해 주년 재배가 가능하다. 초장이 87.7cm이고 꽃 크기가 3.0 cm인 산티니계의 스프레이국화로 착화수는 15.6개이다. 화색은 백색이며, 개화형태는 실린더형이다. 봄의 단일상태에서 ‘Biz’ 품종의 개화소요일수는 42일 정도로 개화가 빠르며, 가을 절화수명검정에서 24.1일로 아주 긴 편이다.
A new spray chrysanthemum(Dendranthema grandiflorum) cultivar, ‘Biz’ was developed from a cross between ‘S03-117’ and ‘Angaesoguk’ by selection of seedlings and lines at the Flower Research Institute, Gyeongnam Agricultural Research and Extension Services(ARES) from 2003 to 2008. Its characteristics were investigated three times from 2006 to 2008 under condition of forcing culture in spring and retarding culture in autumn. The natural flowering time of ‘Biz’ was October 26th, and year-round production was possible by day length treatment. This cultivar was white in color, single in flower type for the spray type cut flower. Its capitulum was 3.0 cm in diameter, and had 15.6 head per stem in autumn. Its ray floret was green central zone. The days to flowering under the short day treatment is about 42 days in spring season, and ‘Biz’ showed the vase life of 24.1 days in autumn. This cultivar was registered for a commercialization in 2008.