【摘要】 通过对草地植物经济类群分类研究的对象、性质、作用和目的讨论，提出了草地植物经济类群分类的依据、理论基础、原则、方法和系统，简述了分类研究的历史和前景。更多还原

【Abstract】 The plants on grasslands were regarded as economic resources in this discussion paper and a classification scheme was framed for them.The discussion also covered such aspects as the theoretical basis,principles,criteria,methods and systematic organisation,with a review on the history and perspective of such a classification system.更多还原