[Retracted] Principal Component and Path Analysis for Trait Selection Based on the Assessment of Diverse Lentil Populations Developed by Gamma-Irradiated Physical Mutation

Table 6

Phenotypic path matrix based on phenotypic correlations for all the variables to reveal direct as well as indirect impacts on grain yield per mutant plant.

Phenotypic path matrix	Mutant plant height (cm)	Main branches (number)	Secondary branches (number)	Days for 50% flowering	Days for pod initiation	Days for 50% pod maturity	Pods/mutant plant	Root length (cm)	Seeds/pod	Seeds/mutant plant	Biomass/mutant plant (g)	100 seed weight (g)	Harvest index (%)	Grain yield/plant (g) correlations
Mutant plant height (cm)	0.40412	0.17438	0.06296	-0.02478	-0.05976	-0.02712	-0.34366	-0.05008	-0.05916	0.01869	-0.01555	0.00212	0.01956	0.102^NS
Main branches (number)	-0.15849	-0.44463	0.03484	-0.05519	0.06077	0.04291	0.7006	0.0905	-0.09137	-0.00148	0.00336	0.00428	-0.03089	0.155
Secondary branches (number)	-0.08597	0.05234	-0.29594	0.03709	0.07828	-0.17306	0.00956	-0.10776	-0.01903	-0.00703	0.00339	0.00563	0.07209	-0.430
Days for 50% flowering	0.06541	-0.16024	0.07168	-0.15313	-0.03973	-0.061	0.36962	0.01306	-0.02156	-0.00015	-0.00095	-0.00913	-0.02456	0.049^NS
Days for pod initiation	0.07805	0.08734	0.07488	-0.01967	-0.3094	0.02587	0.27033	0.05086	-0.01482	-0.0078	0.00406	0.00572	-0.02481	0.221
Days for 50% pod maturity	-0.01405	-0.02446	0.06565	0.01198	-0.01026	0.78004	-0.53172	-0.31886	0.03084	0.00888	-0.00898	-0.00674	-0.03401	-0.052^NS
Pods/mutant plant	-0.09994	-0.22417	-0.00204	-0.04073	-0.06019	-0.29847	1.38963	-0.15324	-0.08911	-0.02197	0.00891	0.00445	-0.0089	0.404
Root length (cm)	0.03222	0.06406	-0.05077	0.00318	0.02505	0.39598	0.33903	-0.62812	-0.09612	-0.00763	0.004	-0.00335	0.07146	0.149
Seeds/pod	-0.08607	0.14627	0.02028	0.01188	0.01651	0.08662	-0.44584	0.21737	0.27776	-0.00532	0.0081	0.00393	-0.09285	0.159
Seeds/mutant plant	-0.15162	-0.01318	-0.04179	-0.00045	-0.04844	-0.13908	0.61281	-0.09618	0.02966	-0.04982	0.00356	-0.00269	-0.02779	0.075^NS
Biomass/mutant plant (g)	-0.20088	-0.04774	-0.03208	0.00463	-0.0402	-0.22381	0.3956	-0.08034	0.07194	-0.00567	0.03128	-0.02748	0.01066	-0.144
100 seed weight (g)	-0.02082	0.04617	0.04039	-0.0339	0.04291	0.12755	-0.14996	-0.05098	-0.02651	-0.00325	0.02086	-0.04122	0.05343	0.005^NS
Harvest index (%)	-0.03222	-0.05598	0.08695	-0.01533	-0.03129	0.10811	0.05038	0.18296	0.10511	-0.00564	-0.00136	0.00898	-0.24535	0.155

* = significant at 5 percent level; ** =significant at 1 percent level; NS = Non-Significant.