Genetic Variability and Its Implications on Early Generation Sorghum Lines Selection for Yield, Yield Contributing Traits, and Resistance to Sorghum Midge

Table 9

Genetic variation for resistance to midge, yield, and yield contributing characters in the first planting date at Konni.

Traits	GM	GV	PV	PCV (%)	GCV (%)	(%)	GA (% mean)
GY	479	17481	83856	59.09	26.98	20.84	24.90
PH	243.4	1811.45	2459.35	20.37	17.48	73.65	30.63
PW	71.7	404.1	1047.7	45.14	28.03	38.57	35.33
FF	71.25	7.85	87.62	13.13	3.93	8.95	21.65
TSW	18.3	2.85	92.45	52.54	9.22	3.08	31.25
MD	0.37	0.03	0.10	86.94	52.64	36.66	64.47

GY: grain yield; PH: plant height; PW: panicle weight; FF: days to 50% flowering; TSW: 1000 seeds weight; MD: midge damage; GM: grand mean; GV: genotypic variance; PV: phenotypic variance; GCV: genotypic coefficient of variance; PCV: phenotypic coefficient of variance; : broad sense heritability; GA: genetic advance as a percentage of mean.