| assessing airborne aflatoxin b1 during on-farm grain handling activities. | the presence of aflatoxin in corn and corn dust during relatively normal years and the increased risk of aspergillus flavus infestation during drought conditions suggest that airborne agricultural exposures should be of considerable concern. liquid extraction, thin layer chromatography, and high pressure liquid chromatography were used for the analysis of aflatoxin b1 in grain dust and bulk corn samples. a total of 24 samples of airborne dust were collected from 8 farms during harvest, 22 sample ... | 1998 | 9586200 |