Fig. 4From: The nasopharyngeal microbiota of beef cattle before and after transport to a feedlotAlpha-diversity (within-sample) analysis of the nasopharyngeal microbiota of cattle over time. Cattle were sampled at a ranch (Day 0) prior to shipping to a feedlot and then 2, 7, and 14Â days after feedlot placement. a equitability (evenness), b richness, c phylogenetic diversity (PD whole tree), and d the Shannon index. The solid, horizontal black line denotes the meanBack to article page