Fig. 4From: The occurrence of Listeria monocytogenes is associated with built environment microbiota in three tree fruit processing facilitiesMicrobial alpha diversity distributions determined based on rarefied 16S rRNA V4 and ITS2 assembled contigs for samples collected from three packing facilities, F1, F2 and F3. Alpha diversity was measured using Shannon index (a) and Inverse Simpson index (b). Fungal alpha diversity was determined based on rarefied ITS2 assembled contigs, as measured using Shannon index (c) and Inverse Simpson index (d)Back to article page