aflatoxin-producing fungi in maize field soils from sea level to over 2000 masl: a three year study in sonora, mexico. | aflatoxins, highly toxic carcinogens produced by several members of aspergillus section flavi, contaminate crops in temperate zones. in the state of sonora, mexico, maize is cultivated from 0 to 2100 masl with diverse cultivation practices. this is typical of the nation. in order to design better sampling strategies across mexico, aflatoxin-producing fungal communities associated with maize production during 2006, 2007, and 2008 in sonora were investigated in four agro-ecological zones (aez) at ... | 2015 | 25813508 |