| State | Municipalities of origin from the population of maize and isolates | Altitude range (masl) | No. samples | |
| Maize | Fusarium spp. | |||
| Tlaxcala | Ixtacuixtla, Españita, Nanacamilpa, Totolac | 2220 - 2720 | 12 | 7 |
| Guerrero | Chilapa, Cualac, Tixtla, Zitlala. | 1498 - 2222 | 13 | 7 |
| Puebla | Xochitlán, Libres. | 1610 - 2400 | 6 | 7 |
| Oaxaca | Huamelulpan, Tayata, Peñasco, Tataltepec, Ticua | 2144 - 2290 | 13 | 7 |
| Estado de Mexico | Ayapango, Chalco, Tepetlixpa, Texcoco. | 2249 - 2450 | 13 | 7 |