Fig. 4From: Culturomics- and metagenomics-based insights into the microbial community and function of rhizosphere soils in Sinai desert farming systemsMicrobial metabolic activity in the underground of four sampling sites. Colors represent four sampling sites (A, B, C, D). None represents no keys gene of metabolic pathway was annotated in four sampling sites. The numbers in the circle were the numbers of the metabolic pathways in the Additional file 1: Table S8Back to article page