. 2022 Jan 27;12:751429. doi: 10.3389/fpls.2021.751429

TABLE 3.

Chi-square test for comparison of frequency distribution for descriptor traits studied in lentil core sets derived from different datasets and strategies.

Traits	Core^a	Core^b	Core^c	Core^d	Core^e
Leaflet size	2.209^ns	3.009^ns	2.118^ns	2.629^ns	81.484^*
Growth habit	12.281^*	12.680^ns	12.195^*	7.216^*	743.761^*
Early plant vigor	24.694^*	20.834^*	29.412^*	22.345^*	108.249^*
Seeding stem pigmentation	11.724^ns	12.546^ns	12.518^ns	14.739^ns	1538.154^*
Leaf color	15.716^*	13.723^*	18.720^*	19.387^*	502.182^*
Leaf pubescence	4.385^ns	4.359^ns	4.552^ns	2.403^ns	4.359^ns
Flower ground color	10.897^*	7.337^ns	10.941^*	8.043^*	9.627^*
Tendril length	1.379^ns	0.233^ns	1.198^ns	1.641^ns	4.481^*
Pod pigmentation	1.065^*	1.063^ns	1.406^ns	1.061^ns	0.006^ns
Pod dehiscence	4.156^ns	4.195^ns	1.782^ns	0.562^ns	2.207^ns
Pod shedding	2.099^ns	5.461^*	2.172^ns	3.698^*	8.700^*
Seed shape	3.694^ns	6.628^ns	6.622^ns	3.541^ns	6.447^ns
Seed coat color	11.690^ns	15.299^ns	15.238^ns	13.443^ns	113.237^*
Pattern of seed testa	15.958^*	14.860^ns	19.354^*	8.335^ns	25.439^ns
Biomass score	11.031^ns	12.283^ns	16.299^ns	15.155^ns	2.187^ns
Lodging score	26.989^ns	27.143^ns	35.654^ns	23.490^ns	0.835^ns
Cotyledon color	10.287^*	14.811^*	14.292^*	5.529^ns	27.990^*
Seed thickness	235.628^*	135.150^*	94.694^*	20.108^ns	146.220^*
Seed diameter	69.870^*	92.813^*	81.421^*	18.659^ns	229.906^*
Days to 50% flowering	96.521^*	77.337^*	116.731^*	34.433^*	24.360^*
Days to 80% maturity	52.890^*	36.112^*	39.905^*	19.101^ns	24.250^*
Plant height	24.272^*	34.940^*	36.027^*	18.916^ns	17.800^ns
Pods per plant	58.418^*	81.329^*	53.987^*	33.097^ns	55.711^*
Seeds per pod	9.737^*	12.215^*	12.572^*	19.969^*	9.888^*
100-seed weight	38.426^*	47.352^*	52.075^*	77.273^*	74.607^*
No. of secondary branches	41.033^*	53.699^*	40.724^*	28.447^ns	26.303^ns

Core^a, Core^b, Core^c, Core^d, and Core^e referred to core sets generated using qualitative traits, quantitative traits, a combination of both traits, a combination of both traits and passport data, and principal component score strategy (PCSS). *P < 0.05.