Distribution of indigenous strains of atoxigenic and toxigenic Aspergillus flavus and Aspergillus parasiticus in maize and peanuts agro-ecological zones of Kenya

Table 1 Proportions of Aspergillus section Flavi of fields in five districts, soil pH, and colony-forming units per gram of soil in Kenya across the sampled agroecological zones

AEZ	District	Soil pH		CFU g⁻¹ soil
AEZ	District	Range	Mean	Range	Mean	No. of isolates^a	% A. flavus ^b	% A . parasiticu ^b	% A. tamarii	% A. nomius	% L	% S
LM4/LM3/LM5	Kibwezi	6.5–7.41	7.19	5.0 × 10⁴–1.41 × 10⁶	3.54 × 10⁵	26	75.7	21.5	2.8	0	48.5	51.5
CL3/L4	Kwale	5.6–6.6	6.12	4.6 × 10⁴–2.6 × 10⁶	6.692 × 10⁵	38	60.6	31.3	8.1	0	73	27
LM3/LM4	Makindu	5.2–7.45	6.68	9.2 × 10³–8.0 × 10⁵	1.474167 × 10⁵	44	49.5	34.2	9.1	5.6	59.6	40.4
LM4/LM5	Makueni	6.15–6.9	6.61	6.3 × 10⁴–1.46 × 10⁶	4.684 × 10⁴	59	68.5	28.3	0	3.3	66.3	33.7
CL3/CL4/L3	Msambweni	6.2–7.6	6.59	3.0 × 10³–2.6 × 10⁶	7.915 × 10⁴	53	64.6	24.6	8.03	2.8	55.4	44.6
						220	63.78	27.98	5.605	2.34	60.56	39.4

LM lower midland zones, L lowland zones, CL coastal lowlands (3-semi humid, 4-transitional, 5-semi arid)
^aSummary of the isolates
^bPercent data (% means of variables)

ISSN: 2048-7010