Mitigation of aflatoxin contamination of maize, groundnut, and sorghum by commercial biocontrol products in farmers’ fields across Burkina Faso, Mali, Niger, and Togo

Table 1 Frequencies of Aspergillus species in maize and groundnut soil and grain samples collected in 2010 across 16 provinces in three agroecological zones (AEZ) of Burkina Faso

AEZ^a	Province	Aspergillus species/morphotype distribution (%)^b
		Maize									Groundnut
			Soil				Grain					Soil				Grain
		n^c	L	S	P	T	L	S	P	T	n^c	L	S	P	T	L	S	P	T
NGS	Balé	4	98	2	0	0	100	0	0	0	2	100	0	0	0	100	0	0	0
	Boulgou	5	95	4	0	1	96	0	0	4	3	100	0	0	0	100	0	0	0
	Houet	6	82	13	0	5	100	0	0	0	4	80	20	0	0	100	0	0	0
	Kénédougou	1	47	40	0	13	100	0	0	0	3	69	27	0	4	80	0	20	0
	Kouritenga	5	98	1	0	1	100	0	0	0	3	83	17	0	0	100	0	0	0
SGS	Cascades	1	73	0	0	27	100	0	0	0	1	53	47	0	0	100	0	0	0
	Comoé	5	88	10	0	2	100	0	0	0	4	65	29	0	6	100	0	0	0
SS	Bazéga	2	100	0	0	0	100	0	0	0	2	100	0	0	0	100	0	0	0
	Boulkiemdé	4	95	4	0	1	100	0	0	0	4	98	2	0	0	100	0	0	0
	Gnagna	5	100	0	0	0	100	0	0	0	5	100	0	0	0	100	0	0	0
	Gourma	7	97	3	0	0	99	0	0	1	7	100	0	0	0	98	2	0	0
	Kadiogo	4	100	0	0	0	99	0	0	1	–	–	–	–	–	–	–	–	–
	Komandjari	4	100	0	0	0	100	0	0	0	5	100	0	0	0	100	0	0	0
	Kourwéogo	1	100	0	0	0	100	0	0	0	–	–	–	–	–	–	–	–	–
	Oubritenga	5	100	0	0	0	95	5	0	0	5	100	0	0	0	100	0	0	0
	Sanmatenga	2	100	0	0	0	100	0	0	0	3	100	0	0	0	100	0	0	0

^aNGS: Northern Guinea Savannah; SGS: Southern Guinea Savannah; SS: Sahel Savannah
^bL: A. flavus L morphotype; S: fungi with S morphology; P: A. parasiticus; T: A. tamarii
^cFor each crop, grain and soil samples were obtained from the same field

ISSN: 2662-4044