Figure 1.
The number of Trichoderma colony forming units (CFU) at the end of the field experiment in soil samples collected in the wall rocket rhizosphere after treatments with Trichoderma and the protein hydrolysates (PH) biostimulant, singly and in combination. Values are significant at p ≤ 0.001, and values followed by different letters are significantly different according to Fisher test at p ≤ 0.05.
