栽培大麦品种的自然分类(即植物学分类)系统,是按照大麦进化系统和种系发生系统所形成的亲缘关系以及所表现的自然性状不同而进行的分类。经对五千份大麦品种资源材料的观察和研究结果,本人初步认为可采用五个阶梯进行分类,即分为:种(Species,编写 Sp.); The natural classification (ie, botanical classification) system of cultivated barley varieties is a classification based on the genetic relationship formed between the barley evolution system and the phylogenetic system and the nature traits expressed. Based on the observations and research results on the material resources of 5,000 barley varieties, I tentatively consider that there are five steps to classify them, that is, Species (Sp.);