Genetic Variability of Aspergillus flavus Isolates from a Mississippi Corn Field

Table 3

omtA observed values (below) and gene flow () calculated with Nei (1982) [24] for Aspergillus flavus isolates collected from twelve spatiotemporal locations from a single corn field in Mississippi.

	1	2	3	4	5	6	7	8	9	10	11	12
1	—	1.72	2.62	11.73	10.95	29.37	0.34	10.88	3.26	4.10	1.68	2.42
2	0.12	—	0.62	0.98	0.93	1.58	1.29	1.35	0.57	0.57	3.00	22.19
3	0.00	0.37^*	—	4.51	3.78	4.77	0.11	3.11	3.86	4.74	0.58	0.65
4	−0.05	0.29^*	−0.00	—	87.94	42.29	0.32	15.52	9.36	18.02	1.25	1.57
5	−0.07	0.27^*	−0.02	−0.08	—	39.32	0.23	12.87	9.04	18.43	1.05	1.30
6	−0.06	0.22^*	0.04	−0.04	−0.06	—	0.60	22.67	6.48	7.77	2.22	2.99
7	0.54^*	0.17	0.77^*	0.65^*	0.67^*	0.57^*	—	0.34	0.15	0.18	0.54	0.70
8	−0.09	0.17	−0.01	−0.06	−0.08	−0.06	0.54^*	—	5.18	6.05	1.42	1.94
9	0.02	0.40^*	−0.02	−0.03	−0.05	0.01	0.77^*	−0.02	—	17.39	0.63	0.74
10	0.03	0.44^*	0.00	−0.03	−0.05	0.01	0.79^*	−0.00	−0.05	—	0.73	0.83
11	0.08	−0.01	0.31	0.27^*	0.24^*	0.21	0.30	0.12	0.39^*	0.45^*	—	2.65
12	0.02	−0.15	0.29	0.19	0.18	0.12	0.25	0.06	0.33^*	0.39^*	−0.08	—

1 = growing season soil 2006; 2 = growing season above ground 2006; 3 = overwintering plant debris 2006; 4 = overwintering soil 2006; 5 = growing season soil 2007; 6 = overwintering soil 2007; 7 = overwintering plant debris 2007; 8 = growing season soil 2008; 9 = growing season above ground 2008; 10 = overwintering soil 2008; 11 = overwintering plant debris 2008; 12 = overwintering soil 2009; ^*significant at < 0.05.