A Preliminary Evaluation of Variability, Genetic Estimates, and Association among Phenotypic Traits of African Yam Bean Landraces from Ghana

Table 2

The mean square of the growth and yield and yield traits of AYB.

Traits	Replication (df = 2)	Landraces (df = 14)	Error (df = 28)
Internode length	9.2840	21.8950	8.5530
Petiole length	1.9050	2.8950^ns	1.9370
Number of leaves	121.8000	1372.9000	392.6000
Stem diameter	0.0522	0.0347^ns	0.0559
Peduncle length	4.8060	26.1950	2.1440
Leaf length (cm)	0.2720	2.8090	1.0060
Leaf width	0.1779	0.4767	0.1722
Days to 50% emergence	0.1556	0.4032^ns	0.6794
Days to maturity	37.2700	94.1500^ns	57.2900
Days to 50% flowering	2.7560	12.1170^ns	6.7560
Pods/peduncle	0.0963	1.3407	0.5558
Pods/plant	0.4740	28.0460	8.1600
Seeds/pod	8.0670	17.0000	4.4950
100 seed weight	2.0910	25.4470	7.8590
Pod length (cm)	0.6000	22.3430	7.7430
Pod weight (g)	0.1259	0.2777^ns	0.1380
Pod beak length (cm)	0.3539	0.4497^ns	0.2712
Pod weight/plant	19.4600	31.8400^ns	17.0100
Seed length (cm)	0.0006	0.0155	0.0014
Seed width (mm)	0.0007	0.0072	0.0047
Seed weight/plant	4.4300	55.1400	17.4700
Grain yield (kg/ha)	6816.0000	60814.0000	18173.0000

Where  = ,  = ,  =  significant level of probability, df = degree of freedom.