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"Jun-Hwan Kim"

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"Jun-Hwan Kim"

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복합내병성 가공밥 적성 벼 ‘미소미’의 농업적 특성
Agronomic Characteristics of ‘Misomi’ with Multiple Disease Resistance and Processing Rice Adaptability
Yong-Jae Won, Chang-Ihn Yang, Young-Chan Cho, Im-Soo Choi, Myeong-Ki Kim, Eung-Gi Jeong, Jeom-Ho Lee, Sang-Bok Lee, Man-Kee Baek, Ha-Cheol Hong, Eok-Keun Ahn, Jeong-Heui Lee, Jeong-Ju Kim, Jun-Hwan Kim, Sea-Kwan Oh, Kyung-Ho Kang, Kyong-Jin Choi, Myung-Kyu Oh, Bo-Gyeong Kim, Jae-Ki Chang
Korean. J. Breed. Sci. 2016;48(3):324-331.   Published online September 30, 2016
DOI: https://doi.org/10.9787/KJBS.2016.48.3.324

The 'Misomi' is a rice variety derived from a cross between ‘Sobi’ which has adaptability of low fertilizer cultivation and SR21110 (Ilpum/Jinbu19) by the rice breeding team at National Institute of Crop Science, RDA in 2013. The heading date of ‘Misomi’ is August 14 and six days later than check variety, ‘Hwaseong’. It has 83 cm of culm length and 121 spikelets per panicle. It showed weaker cold tolerance than that of ‘Hwaseong’ during exposed to cold stress. ‘Misomi’ showed resistance to blast disease, K1, K2 and K3 race of bacterial blight and stripe virus, but susceptibility to K3a race, other viruses and planthoppers. The milled rice of this variety exhibits translucent, clear non-glutinous endosperm and short grain shape. It has low protein content (6.2%) and similar amylose content (19.4%) to that of ‘Hwaseong’. ‘Misomi’ showed better palatability index of cooked rice than that of ‘Hwaseong’. Particulary, ‘Misomi’ showed excellent processing adaptability than ‘Chucheong’ and ‘Hwaseong’ on palatability index of cold and aseptic cooked rice. Its milled rice recovery rate is similar to those of ‘Hwaseong’. However, whole grain rate of milled rice is higher than that of ‘Hwaseong’. 'Misomi' has 5.68 MT/ha of milled rice productivity in ordinary cultivation, which was 12% higher than that of ‘Hwaseong’. 'Misomi' could be adaptable to the middle plain area and Midwest coast area in Korea (Grant No. 5635).

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만생 다수 복합내병성 총체사료용 벼 ‘중모1029’
Late-Maturing, High Biomass and Multiple Disease Resistant Whole Crop Silage Rice Cultivar ‘Jungmo1029’
Eok-Keun Ahn, Jeom-Ho Lee, Sang-Bok Lee, Chang-Ihn Yang, Yong-Hwan Choi, Jae-Ki Chang, Jong-Min Jeong, Gyu-Sung Lee, Myeong-Ki Kim, Jun-Hwan Kim, Yong-Jae Won, Ung-Jo Hyun, Young-Jun Mo, Young-Hwan Yoon, Ji-Ung Jeung, Sea-Kwan Oh, Moon-Woen Seo, Chung-Kon Kim
Korean. J. Breed. Sci. 2015;47(2):159-165.   Published online June 30, 2015
DOI: https://doi.org/10.9787/KJBS.2015.47.2.159

‘Jungmo1029’, a late-maturing, high biomass and multiple disease resistant rice (Oryza sativa L.) cultivar, was developed for whole crop silage (WCS) use. It was derived from a cross between ‘Gillim collection1’ with high biomass and ‘Junam’ which has some of diseases resistant genes. This elite cultivar had about 127 days growth period from seeding to heading, 105 cm culm length, 11 panicles per hill, 163 spikelets per panicle and 1,000-grain weight of 21.5 g as brown rice. This WCS rice variety was weak to cold stresses similar to ‘Nokyang’ but was tolerant to lodging in the field. In addition, ‘Jungmo1029’ was resistant to leaf and neck blast, bacterial blight except race K3a and rice stripe virus but susceptible to brown planthopper. Its average dry matter yield for three years reached 17.1 MT/ha, 14% higher than that of ‘Nokyang’. This stay green cultivar had good quality for WCS with low acid detergent fiber and high total digestible nutrients similar to ‘Nokyang’. ‘Jungmo1029’ was suitable for cultivation in the central and southern plain area of the South Korean peninsula and required to harvest 15~30 days after heading to improve the digestibility of cattle (Registration No. 5104).

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