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Ⅱ优 1 2 9是用Ⅱ - 32Ａ与镇恢 1 2 9(优良恢复系明恢 6 3作母本 ,红莲型高产恢复系特青 1号作父本选育出的优质、抗病强优恢复系 )配制的优质、高产和抗病三系杂交中籼稻新组合 ,该组合 1 997、1 998年参加江苏省杂交籼稻区域试验 ,1 998年破格提升参加江苏省生产试验 ,1 999
Ⅱ You 122 9 is a high quality and disease resistant plant selected from the male parent II-32A and Zhenhui 129 (good restorer line Minghui 6 3 as female parent and Honglian high yield restorer line Qinqing 1 as male parent) Excellent restorer lines). The new combination of indica hybrid rice of high quality, high yield and resistance in the three-line hybrid rice combination was collected from Jiangsu Province in 1997 and 1998. It was upgraded to produce test in Jiangsu Province in 1998,