Chemist Noreen Mahoney performs analysis of aflatoxin from a petri dish (center)
containing Tulare walnuts inoculated with Aspergillus flavus. The dish
in the foreground (green) contains no walnut tissue and displays extensive growth
of A. flavus.
Image Number K11798-1
Photo by Peggy Greb.
640 pixels wide: (k11798-1.jpg)
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