以地谷B为优质亲本与龙特浦B和珍汕97B复交,选育出优质、柱头外露率高的株系,并以此与珍汕97A连续多代成对回交,育成优质不育系T80A.该不育系米质好,不育性稳定,配合力高,柱头外露率高,异交特性好,于2000年7月通过福建省科技厅鉴定.用T80A与亚花1号、明恢86、R527等配组的杂交稻组合T优801、T优8086、T优8027等产量高,米质好,具有较好的推广应用前景. The high quality and high stigma exsertion rate were obtained from Bupu B as the high quality parent and the combination of Longtepu B and Zhenshan 97B, Department of T80A. The sterile line of rice is good, sterile and stable, high combining ability, high stigma exsertion rate, good heterosis, and passed the appraisal of Science and Technology Department of Fujian Province in July 2000. With T80A and Yahua No.1, Minghui 86, R527 and other combinations of hybrid rice combinations T you 801, T you 8086, T you 8027 and other high yield, good quality, with good prospects for the promotion.