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Production of chitinase, amylase, cellulase, and protease enzymes by P. polymyxa APEC136 and B. subtilis APEC170, inferred from the size of halo zones under in vitro conditions
Each treatment consisted of five replicates, and the experiment was carried out at least twice. Bars with the same letters do not differ significantly from each other, according to the least significant difference test at P<0.05. Data are expressed as mean±SE
