단간, 중만생 찰벼 신품종 ‘효원2호’

• Published in: Korean journal of breeding Vol. 48; no. 3; pp. 384 - 389
• Main Authors: 이아림(Ah-Rim Lee), 장성규(Seong-Gyu Jang), 임다은(Da-Eun Im), 박소연(So-Yeon Park), 전태환(Tae-Hwan Jun), 윤민영(Min-Young Yoon), 라원희(Won-Hee Ra), 박용진(Yong-Jin Park), 조유현(Yoo-Hyun Cho), 권순욱(Soon-Wook Kwon)
• Format: Journal Article
• Language: Korean
• Published: 한국육종학회 30.09.2016; The Korean Breeding Society
• Subjects: 농학; Glutinous; Hyowon2; Landrace; Short; Rice
• ISSN: 0250-3360; 2287-5174
• DOI: 10.9787/KJBS.2016.48.3.384

'Hyowon 2’, a new medium-late maturing glutinous rice variety with short clum and lodging tolerance was developed by the rice breeding team of Pusan National University in 2013. This cultivar was derived from a cross between 'Junam’ as a short clum source and ‘Donna’ with a good glutinous properties. During selected by the pedigree breeding method, until F8 generation. As a result, a promising line, JS22-3-24-1-6-2-1-1-1, was advanced and designated as the name of ‘SP 105’ in 2012. This variety headed on Aug. 22 is 9 days later than ‘Dongjinchal’ in middle plane. The Culm length and panicle length of this variety was 65.6 cm and 22.5 cm, respectively. This variety has about 14.4 tillers per hill and 113 spikelet numbers per panicle. The ratio of ripened grain is about 93.0% and 1000-grain weight was 18.4 g in brown rice. This variety has higher α-tocotrienol content compared to that of ‘Hwasunchal’. The yield performance of brown rice was 4.81 MT/ha in local adaptability test.