Genetic Performance and General Combining Ability of Oil Palm Deli dura x AVROS pisifera Tested on Inland Soils

Table 7

Mean squares of vegetative traits.

Source of variation	df	FP	PCS	RL	LL	LW	LN	HT	LA	LAI	DIA
Replications	2	11.52	1150.96	5.25	579.77	13.51	3621.24	0.89	111.48	39.06	0.01
Pisifera males	10	25.65 ns	491.60 ns	2.82 ns	1346.55**	2.22 ns	823.97 ns	2.17 ns	44.27*	15.51*	0.04 ns
Dura females/pisifera male	29	28.65**	289.19**	3.10**	372.41**	2.08**	735.50**	1.54**	15.99**	5.60**	0.05**
Replications x Pisifera males	20	18.39**	177.07**	0.75**	139.74**	1.39**	302.37**	1.05**	9.86**	3.45**	0.01**
Replications x Dura females/pisifera male	58	14.76**	211.40**	1.61**	184.06**	1.80**	511.70**	1.49**	15.94**	5.58**	0.01**
Within palms	1223	6.77	37.79	0.17	45.96	0.25	118.04	0.16	2.33	0.82	0.01

*Significant at 5% level; **Significant at 1% level; ns: non-significant; df: degrees of freedom.
FP: frond production; PCS: petiole cross section; RL:  rachis length; LL: leaflet length; LW: leaflet width, LN:  leaflet number; HT: palm height; LA: leaf area; LAI: leaf area index; DIA: diameter.