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Table 3 Aflatoxin production potential of selected Aspergillus section Flavi isolates from three agro-ecological zones at pre- and post-harvest stages

From: Genetic diversity of aflatoxin-producing Aspergillus flavus isolated from selected groundnut growing agro-ecological zones of Uganda

AEZ Isolate Sample type Sample status Total aflatoxins (ppb) Incidence (%)
Lake Kyoga Basin SS-1468-LKB Pre-harvest Positive 169 83.33%
n = 6 SS-1513-LKB Pre-harvest Positive 364  
SS-1607-LKB Pre-harvest Positive 121  
SS-1463-LKB Pre-harvest Positive 841  
SS-1485-LKB Pre-harvest Positive 1429  
SS-1517-LKB Pre-harvest Negative 0 16.67%
n = 6 SS-1546-LKB Post-harvest Positive 0.42 16.67%
LS-1478-LKB Post-harvest Negative 0 83.33%
LS-1603-LKB Post-harvest Negative 0  
LS 1605-LKB Post-harvest Negative 0  
LS-1554-LKB Post-harvest Negative 0  
SS-1473-LKB Post-harvest Negative 0  
Lake Victoria Basin SS-1525-LVB Pre-harvest Positive 598 16.67%
n = 6 SS-1453-LVB Pre-harvest Negative 0 83.33%
SS-1524-LVB Pre-harvest Negative 0  
SS-1520-LVB Pre-harvest Negative 0  
SS-1549-LVB Pre-harvest Negative 0  
SS-1458-LVB Pre-harvest Negative 0  
n = 6 SS-1629-LVB Post-harvest Positive 9 50.00%
SS-1526-LVB Post-harvest Positive 648  
SS-1527-LVB Post-harvest Positive 175  
SS-1453-LVB Post-harvest Negative 0 50.00%
SS-1536-LVB Post-harvest Negative 0  
SS-1626-LVB Post-harvest Negative 0  
West Nile
n = 6
LS-1509-WN Pre-harvest Negative 0 100%
LS-1454-WN Pre-harvest Negative 0  
SS-1511-WN Pre-harvest Negative 0  
SS-1486-WN Pre-harvest Negative 0  
SS-1496-WN Pre-harvest Negative 0  
SS-1627-WN Pre-harvest Negative 0  
n = 6 SS-1568-WN Post-harvest Negative 0 100%
SS-1536-WN Post-harvest Negative 0  
SS-1456-WN Post-harvest Negative 0  
SS-1493-WN Post-harvest Negative 0  
SS-1457-WN Post-harvest Negative 0  
SS-1487-WN Post-harvest Negative 0  
N = 36