Table 4.
Percentage of foods in north-central Nigeria that present mycotoxin levels above stipulated maximum acceptable limits.
| Foods | Percentage of Samples Exceeding Stipulated Limits | ||||
|---|---|---|---|---|---|
| AFB1 (2 µg/kg) b | AFtot (4 µg/kg) b | AFtot (10 µg/kg) c | FB1 + FB2 (1000 µg/kg) b | OTA (5 µg/kg) b | |
| Cowpea (n a = 7) | 14.2 | 14.2 | 14.2 | - | - |
| Peanut (n a = 53) | 56.6 | 50.9 | 50.9 | - | - |
| Maize (n a = 142) | 50.0 | 43.7 | 34.5 | 41.5 | 2.10 |
| Rice (n a = 23) | 26.1 | 21.7 | 13.0 | - | 4.30 |
| Sorghum (n a = 24) | 33.3 | 20.8 | 20.8 | - | 8.33 |
| Millet (n a = 1) | - | - | - | - | - |
| All (n a = 250) | 46.4 | 40.0 | 34.0 | 23.6 | 2.40 |
a Number of samples analyzed. b European Union stipulated maximum acceptable limit for aflatoxin B1 (AFB1), total aflatoxins (summation of aflatoxin B1, aflatoxin B2, aflatoxin G1 and aflatoxin G2; AFtot), sum of fumonisin B1 and fumonisin B2. c Total aflatoxins (summation of aflatoxin B1, aflatoxin B2, aflatoxin G1 and aflatoxin G2; AFtot) limit in Nigeria.