Table 1.
Toxin production by strains of Alternaia alternata and Alternaria infectoria isolated from wheat kernels.
| Specie | Nº of isolates | Mycotoxin production | |||
|---|---|---|---|---|---|
|
|
|||||
| Mycotoxin | Nº of positive | Averagea (μg/g) | Rangea (μg/g) | ||
| A. alternata | 109 (129) | TA | 22 (20%) | 246.4 | 156.7–470.0 |
| AOH | 108 (99%) | 54.5 | 3.7–520.0 | ||
| AME | 82 (79%) | 223.7 | 3.1–6600.0 | ||
| A. infectoria | 103 (125) | AOH | 101 (98%) | 62.2 | 1.8–433.3 |
| AME | 81 (78%) | 303.0 | 2.75–4714.3 | ||
TA: Tenuazonic acid; AOH: alternariol; AME: alternariol monomethyl ether.
a
Average and range of toxin production for positive isolates.