生物指数 meaning in Chinese

biogical index
biological index
biotic index

Dbi water quality - determination of the diatoma biological index
水质.硅藻生物指数
Further applicability verification of protozoa bio - index
原生动物生物指数的进一步验证及其适用性分析
Water quality - determination of the standardized global biological index
水质.标准化全球生物指数的测定
Water quality - determination of the macrophytes biological index for rivers
水质.河流大型植物生物指数的测定
I a study on the comparison between quantitative and semi - quantitative sampling methods for stream macro - invertebrate assemblages quantitative sampling method for stream macro - invertebrates is well used in stream ecological study , and semi - quantitative method is widely used in water quality bio - assessment . the results from comparisons of the number of species , individuals and values of metrics between the two methods were showed as follows : 1
对定量采样法和半定量采样法在个体数、种类数和种类相似性及生物指数等方面关系的研究，为探讨半定量采样法的科学性和实用性，进一步完善水质快速生物评价采样法(半定量采样法)提供科学数据。