Table 2.

Diversity parameters of Panicum turgidum populations obtained from the analysis of 836 AFLP alleles.

Population	# of accessions	Na	Ne	I	H	%P	Private alleles
Nabhaniya	28	1.17	1.20	0.22	0.13	58.37	0
Sajir	15	1.19	1.33	0.30	0.20	59.57	0
Thumama	22	1.34	1.30	0.29	0.19	66.99	0
Rwag	14	1.21	1.29	0.28	0.18	60.29	0
Ras Tanura	11	1.10	1.29	0.27	0.18	54.90	0
Dhabia	21	1.53	1.37	0.35	0.23	76.56	0
Uqair	15	1.51	1.45	0.39	0.26	75.72	1
Farasan	23	1.65	1.40	0.38	0.24	82.42	4
Taif	15	1.52	1.38	0.36	0.23	75.96	1
Madinah	13	1.01	1.27	0.25	0.16	50.72	0
Mean		1.32	1.33	0.31	0.20	66.15
Min	11	1.01	1.20	0.22	0.13	50.72
Max	28	1.65	1.45	0.39	0.26	82.42
Region
Central	79	1.59	1.30	0.30	0.19	79.31	2
East	32	1.80	1.40	0.39	0.25	90.19	1
South	38	1.87	1.44	0.42	0.27	93.30	10
west	28	1.63	1.35	0.34	0.22	81.70	11
Mean		1.72	1.37	0.36	0.23	86.12
Min	28	1.59	1.30	0.30	0.19	79.31
Max	79	1.87	1.44	0.42	0.27	93.30

Na = # of different alleles, Ne = # of effective alleles, I = shannon index, H = diversity = 1 − (p² + q²), # private alleles = # of alleles unique to a single population (region).