ASV feature table with taxonomic annotation

ASV feature table with SILVA taxonomic annotations. BIOM format can be easily read into R.本数据集为附带SILVA分类学注释的ASV（扩增子序列变异体，Amplicon Sequence Variant）特征表。该数据集采用BIOM（生物观测矩阵，Biological Observation Matrix）格式，可便捷导入R语言中读取。