CAJ | 학술논문

介绍了茶野型粳稻雄性不育系鄂粳A 的选育过程、特征特性及恢保关系。鄂粳 A不育性稳定，不育株率100%，不育度99.8%，花粉败育以典败为主，占98%以上，柱头外露率48.2%，异交结实率30%～50%，在武汉5月上旬至6月中旬播种，播始历期为78～90 d，属感温性粳稻类型，配合力较好，品质优良。
개소료다야형갱도웅성불육계악갱A 적선육과정、특정특성급회보관계。악갱 A불육성은정，불육주솔100%，불육도99.8%，화분패육이전패위주，점98%이상，주두외로솔48.2%，이교결실솔30%～50%，재무한5월상순지6월중순파충，파시력기위78～90 d，속감온성갱도류형，배합력교호，품질우량。
The Chaling wild abortive type (CL-type) cytoplasmic male sterile line, E-Jing A, was characterized by stable sterility with a sterile plant percentage of 100%, a pol en sterile degree of 98% with dominated typical abortive pol ens, and showed the characteristics of good outcrossing with a stigma exsertion rate of 48.2% and an outcrossing rate varied from 30% to 50%, good combining ability, and fine grain quality. E-Jing A was sensitive to temperature. Its duration from sowing to heading was 78-90 d when it was sown from mid May to early June at Wuhan. The breeding procedure of E-Jing A and its characteristics, relationship of restoring and maintaining were introduced.