Estimates for Genetic Variance Components in Reciprocal Recurrent Selection in Populations Derived from Maize Single-Cross Hybrids

Table 1

Combined analysis of variance for unhusked ear weight (EW—g/plant) to evaluate progenies of intra- and interpopulation half sibs from cycle 0 (C0) and cycle 3 (C3).

VF	DF	C0				C3
		Population 1		Population 2		Population 1		Population 2
		MS11	MS12	MS22	MS21	MS11	MS12	MS22	MS21
Environment (E)	1	32545.2^ns	76526.41*	31947.0^ns	118584.2*	132336.5*	280837.4*	93620.8^ns	221664.09*
Progeny (P)	99	1372.62*	1265.74^ns	1453.06**	1584.65**	1260.23**	1986.26^ns	1156.75^ns	2990.09**
E × P	99	996.99**	1224.85**	472.23^ns	684.19^ns	730.92**	1725.41^ns	891.26**	1083.31^ns
Error	342	622.94	553.30	494.33	556.97	441.26	1382.01	600.17	1062.86
CV (%)		14.99	11.99	12.65	12.18	15.19	19.21	14.45	16.92
Means		166.49	186.16	175.76	183.66	138.10	193.47	169.55	192.66

∗F test is significant at 5%.
**F test is significant at 1%.
^nsF test is nonsignificant.