Among the Aspergillus section Flavi species
identified, A. flavus was themost frequently recovered from peanuts,
with isolation frequencies of 90 and 98% in control and treated plots,
respectively. This result agrees with Horn et al. (1994) and Dorner
and Horn (2007) who found that A. flavus was by far the predominant
colonizer of peanuts, even in peanuts grown in soil treated
with high levels of nontoxigenic A. parasiticus. This indicated that A.
flavus was the more aggressive species and was responsible for