目前生产中广泛应用的籼型杂交水稻“汕优6号”,是以雄性不育系“珍汕97A”为母本,特定雄性恢复系“IR_(26)”为父本,按一定行比种植,令其花期相遇,天然及人工辅助异交授粉,结出杂种种子,称为制种。将遗传 At present, “Shanyou 6”, an indica hybrid rice widely used in production, is based on the male sterile line “Zhenshan 97A” as the female parent and the male restorer line “IR_ (26)” as the male parent. Planting, making its flowering encounter, natural and artificial assisted cross-pollination, the formation of hybrid seeds, known as seed production. Will be inherited