Distinguishing between Wheat Grains Infested by Four Species by Measuring with a Low-Cost Electronic Nose.

An electronic device based on the detection of volatile substances was developed in response to the need to distinguish between fungal infestations in food and was applied to wheat grains. The most common pathogens belong to the fungi of the genus : , , , and . The electronic nose prototype is a low-cost device based on commercially available TGS series sensors from Figaro Corp.