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根据宿根花卉的特点,以观赏价值为总目标确定影响宿根花卉景观价值的11个评价因素,采用层次分析法(AHP法)建立宿根花卉观赏价值的综合评价模型,并对评价因素进行分析,确定影响宿根花卉观赏价值的重要指标,按权重大小依次是花期天数、生长适应性、花显示度、繁殖系数和花色,并根据综合评价模型对西北干旱、半干旱区常见的11种宿根花卉种类及品种进行了综合评价,为西北干旱区园林绿化中品种选择应用提供科学理论依据。
According to the characteristics of perennial flowers, eleven evaluation factors that affect the landscape value of perennial flowers were determined by ornamental value, and AHP method was used to establish the comprehensive evaluation model of ornamental value of perennial flowers. The evaluation factors were analyzed to determine The important indexes that affect the ornamental value of perennial flowers are the number of flowering days, growth adaptability, flower display degree, propagation coefficient and flower color according to the weights, and according to the comprehensive evaluation model, the 11 kinds of common perennial flower species Comprehensive evaluation of varieties for the Northwest arid landscaping varieties selection and application to provide a scientific theoretical basis.