旱稻是适于旱地直播旱省的1种既古老又新兴的稻作，其种植管理方式与小麦相似。旱稻也可育秧在水田或旱地移栽。过去农家旱稻者品种产量很低，人们R把它当“小杂粮”种植，如今已在我国大部分省区绝迹。水稻耗水、耗能、费工、费时。我国水资源贫乏，能源紧张，旱涝灾害频繁。 Upland rice is an ancient and emerging rice plant suitable for dry-land direct-seeding drought in a similar way to wheat. Upland rice can also be transplanted in paddy field or dry land. In the past, the yield of peasant rice varieties was very low. People R planted it as “small grains” and are now extinct in most of China’s provinces and autonomous regions. Rice water, energy consumption, labor, time-consuming. China’s water resources are poor, energy is scarce, drought and flood disasters are frequent.