Table 1.

Minimum, optimum and maximum values of temperature (°C) and a_w (-) for growth and toxin production by A. flavus grown in different in-vitro mediums.

Substrate	Parameter	Growth			Aflatoxin Production
		min	opt	max	min	opt	max
Whe at 1	Temperature	15	35	>42.5	15	25	42.5
	aw	0.80	0.95	>0.95	0.85	0.93	0.95
Sorghum 1	Temperature	15	37	ns	15	37	ns
	aw	<0.91	0.97	ns	0.94	0.97	ns
Rice 1	Temperature	20	33	42	<20	35	37
	aw	0.80	0.90	0.99	0.85	0.96	0.99
Malt extract-sucrose 1	Temperature	12–15	37	42	12	31	37
	aw	0.8–0.85	30–37	ns	0.85	0.99	0.99
Maize-based medium 2	Temperature	20	30	ns	ns	30	ns
	aw	0.90	0.99	ns	ns	0.98	ns
Other in vitro medium 3	Temperature	ns	35	ns	ns	33	ns
	aw	ns	0.95	ns	ns	0.99	ns

¹ Adapted from [11], ² [32], ³ [33], ns = not specified.