Fig. 5From: Changes in ruminal and reticular pH and bacterial communities in Holstein cattle fed a high-grain dietPrincipal coordinates analysis (PCoA) plots generated from the 454 pyrosequencing data. Pyrosequencing analysis was performed using rumen and reticulum fluid samples collected at 0800 h on the last days of the HAY and CON periods. PC1 and PC2 represent principal components 1 and 2, respectively. The numbers represent the individual cattleBack to article page