Estimates of Combining Ability and Heterosis for Yield and Its Related Traits in Pearl Millet Inbred Lines under Downy Mildew Prevalent Areas of Senegal

Table 2

Mean squares for studied traits across locations.

Source of variation	d.f.	DMI	FWT	PH	PL	PDIA	PT	TGW	PY	GY
Rep (site)	4	232.4	28.4	746.4	28.5	0.4	2.2	4.9	2499694	1258762
Block (Rep × site)	48	85.5	8.2	359.9	32.9	0.14	1.5	2.3	817310	324630
Site	1	84.6	248.9	0.1	444.1	1.6	29.4	36.2	5279671	3168503
Genotype	53	156.4	82.3	3193.5	278.6	0.46	5.1	10.4	3975982	1157443
Genotype × site	53	72.7	13.62	488.1	45.1	0.19	2.0	2.4	1418904	603031
Error	164	60.04	7.9	474.7	31.6	0.17	1.9	1.6	997156	297217

DMI: downy mildew incidence; FWT: flowering time; PH: plant height; PL: panicle length; PDIA: panicle diameter; PT: productive tillers; TGW: 1000-grain weight; PY: panicle yield; GY: grain yield; d.f.: degree of freedom; Rep: replication. Significant at 0.05 and 0.01 and 0.001 probability levels, respectively.