... but no major survey of Vietnam has been done The aims of this study were therefore to (1) survey for the presence of A flavus and A parasiticus in Vietnamese crops potentially at risk of aflatoxin ... end of the survey, all samples were stored at -20°C for at least 48 h to kill insects Isolation of A flavus and A parasiticus Materials and Methods Sampling of Peanuts, Corn and Soil The field survey ... analysis of an epidemic of the human fungal pathogen Coccidioides immitis J Clin Microbiol 2000;38:807–13 28 Ilic Z, Bui T, Tran-Dinh N, Dang MHV, Kennedy I, Carter D Survey of Vietnamese coffee...