KMID : 1098420040120060519
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Korean Journal of Medicinal Crop Science 2004 Volume.12 No. 6 p.519 ~ p.522
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New Variety ¡¯Sanggang¡¯ of Coix lachryma-jobi L. with Early Maturity and Resistance to Leaf Blight
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Lee Eun-Seob
Kim Ki-Jung Kim Hee-Dong Kim Sung-Ki Chung Kil-Woong
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Abstract
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¡¯¡¯Sanggang¡¯¡¯ was a new adlay cultivar which was developed from the three way crosses of (Hukuhane;{times};Suwon-6);{times} Suwon-6 at the Northern Agricultural Research Station, Gyunggido ARES. This cultivar had green sheaf, dark-green leaf, green culm, milky white silk and darkbrown seedcoat. Sanggang shortened 10 days of heading date and 12 days of ripening time compared with Yulmoo 1. In the yield¡¯¡¯s conponent of Sanggang, the number of grains was by 56 grains less but ripening rate and 1,000 grain weight were higher by 6.5% and 20.1 g compared with Yulmoo 1, respectively. This cultivar showed moderate resistance to leaf blight. The yield of Sanggang was about 313 kg/10a of unpolished grain at ordinary cultivation. This cutivar showed about 17% and 27% higher yield in Yonchon Gyeonggi province and Cheongju Chungbuk province compared with the check variety respectively. This cultivar was adaptable to mono cropping in central and northern region of Korea.
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KEYWORD
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adlay, Sanggang, earliness, leaf blight, yield
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