Jinke 1A, developed by crossing the selected F3 individuals of Gang 46B/Jin 23B to Jin 23A and followed by successive backcrossing, is an indica WA-type CMS line in rice.

• 摘要金科1A是以冈46B/金23B的F3代选系与金23A测交并连续回交转育而成的野败型籼型三系不育系。