Genetic Variability and Association of Traits in Bread Wheat (Triticum aestivum L.) Genotypes in Gechi District, South West Ethiopia

Table 3

Mean square from analysis of variance for 16 traits of bread wheat genotypes tested in Gechi during 2019/2020.

Character	Rep(df = 1)	Genotype(df = 48)		Blocks (adj) (12)	Error		Re to RCBD	CV%
		Un-adj	Adj		Intra(36)	RCBD(48)
Days to heading	0.25	23.83	21.66	2.20	2.32	2.29	98.72	2.23
Days to maturity	0.01	55.5	50.25	5.5	4.48	4.73	100.99	1.98
Grain filling period	4.08	20.2	17.64	5.15	3.66	4.04	102.72	4.96
Plant height	115.57	35.58	30.97	18.36	10.56	12.51	107.09	4.35
Spike length	0.026	0.74	0.66	0.15	0.18	0.17	96.21	5.19
Awn length	0.003	0.70	0.67	0.27	0.37	0.34	93.11	8.5
Number spikelet spike^−1	5.83	2.36	2.33	0.5	0.42	0.44	100.95	4.44
Number grain spikelet^−1	0.12	0.12	0.11	0.048	0.05	0.05	98.68	6.91
Total tiller plant^−1	2.64	0.26	0.199	0.147	0.065	0.086	115.04	10.99
Fertile tiller	1.37	0.27	0.21	0.16	0.06	0.088	119.48	12.83
Number of kernel spike^−1	44.04	41.16	38.6	7.3	10.83	9.94	91.83	7.7
Yield plant ^−1	0.56	0.115	0.11	0.027	0.025	0.026	100.06	10.73
Thousand seed weight	100.41	47.56	44.56	8.84	5.25	6.15	106.29	7.65
Grain yield (t/ha)	1.99	0.87	0.82	0.39	0.288	0.31	102.24	16.1
Biomass yield (t/ha)	28.5	4.42	3.98	1.67	1.60	1.62	100.04	14.36
Harvest index	0.0016	0.005	0.0049	0.0027	0.0026	0.0027	100.04	13.7

DH = days to heading, DM = days to maturity, GFP = grain filling period, NTPP = number of total tiller per plant, NFPP = number of fertile tiller per plant, PH = plant height (cm), SL = spike length (cm), length (cm), NGPs = number of grain per spikelet, NKPS = number kernel per spike, NsPS = number of spikelet per spike, YPP = yield per plant (g), TSW = thousand seed weight (g), BMY = biomass yield, HI = harvest index, GY = grain yield (tha⁻¹).