fig2

Figure 2. Unit forming colonies per gram of dry soil of fungi, bacteria, and actinomycetes in soil at the initial state (CTR0), untreated soil (CTR), soil treated with compost (C), vermicompost (V), digestate (D), and sulfur bentonite with olive pomace (SBO). Data are the mean of three replications ± standard deviation. Different letters indicate statistically significant differences among the treatments according to Tukey’s test (P < 0.05).