CAJ | 학술논문

Q4A是重庆中一种业有限公司和重庆市农科院水稻所用(Q1B×浓香16)F_5与双抗7702复交,再用复交F_3代与Q2A测交引入野败型胞质并连续回交育成的籼型三系不育系.该不育系异交习性好,米质优,达NY/T 593-2002<食用稻品种品质>3级标准),中感稻瘟病.2007年8月通过重庆市科学技术委员会组织的技术鉴定.用Q4A与恢复系R72配组育成的杂交中籼新组合Q优12已于2008年1月通过重庆市农作物品种审定.
Q4A시중경중일충업유한공사화중경시농과원수도소용(Q1B×농향16)F_5여쌍항7702복교,재용복교F_3대여Q2A측교인입야패형포질병련속회교육성적선형삼계불육계.해불육계이교습성호,미질우,체NY/T 593-2002<식용도품충품질>3급표준),중감도온병.2007년8월통과중경시과학기술위원회조직적기술감정.용Q4A여회복계R72배조육성적잡교중선신조합Q우12이우2008년1월통과중경시농작물품충심정.
Q4A, derived from the cross of Q2A///Q1B/Nongxiang 16//Shuangkang 7702, is a new WA-type fine quality indica CMS line in rice developed by Chongqing Zhongyi Seeds Co. Ltd. With good outcrossing habits, fine grain quality (meeting the 3~(rd) class of standards on NY/T 593-2002 of Rice Qualities for Food by the Ministry of Agriculture of China) and medium susceptibility to blast, it was technically identified in Chongqing in August, 2007. Its hybrid combination Q You 12 (Q4A/R72) was certified for release to commercial production by Chongqing Crop Variety Appraisal Committee in January, 2008.