The yield index system of south china super rice that determined by the duration and quality of the varieties and combination was put forward according to the special climate and ecological environment condition in south china and the rapid quality course of the varieties and combinations in south china 并针对华南稻区品种具有特殊的地理生态型和季节生态型以及品种优质化进程较快的特点，提出了以品种生育期和品质等级为确定依据的华南超级稻指标体系。
