高粱和谷子是半干旱地区居民的主要粮食作物,作者认为,尽管这两种作物比其他作物稳产高产,但当前要保持其现有地位,粒用品质是头等重要的。粒用品质可分为两大类,即籽粒表面特征的直观品质和制备食品时的烹调品质,以及 Sorghum and millet are the main food crops for residents living in semi-arid areas. The authors argue that although both crops are more productive than other crops, they are currently maintaining their current status and grain quality is paramount. Grain quality can be divided into two broad categories, namely, the visual quality of the surface characteristics of the grain and the cooking quality when preparing the food, and