BMC Plant Biology

Table 6 Estimates of specific combining ability for yield and yield components in two years

From: Genetic analysis of yield traits in Egyptian cotton crosses (Gossypium barbdense L.) under normal conditions

		SCY		LY		L%		BW		No. B/P		SI
Male parent	Female parents	Y1	Y2	Y1	Y2	Y1	Y2	Y1	Y2	Y1	Y2	Y1	Y2
G. 86	Suvin	-22.493**	-27.114*	-4.940	-9.318	0797*	0.098	0.101	-0.083	-10.486**	-6.083	-0.485**	-0.062
	(G.89 × G. 86)	84.602**	24.915*	33.736**	14.235**	0.337	1.357**	-0.231**	-0.024	31.547**	7.673	-0.183	0.003
	G. 94	-47.895**	12.437	-17.412**	4.884	0.329	0.367	0.154**	0.170*	-19.214**	-0.876	0.490**	-0.433**
	G. 96	-39.945**	-30.780*	-16.997**	-13.698**	-0.487	-0.481	-0.249**	0.096	-6.318**	-14.126**	-0.042	0.090
	Pima S6	-14.494*	17.503	-4.496	6.445	0.306	-0.149	-0.111	-0.268**	-0.641	14.287**	-0.124	0.282*
	C.B.58	-7.785	14.072	-3.354	4.590	0.032	-0.216	-0.066	-0.012	-0.018	5.152	0.558**	0.267*
	TNB	15.296*	-34.525**	4.831	-12.222*	-0.330	0.075	0.024	-0.067	2.899	-8.557	-0.634**	-0.226
	G.70	32.715**	23.493	8.631**	5.058	-0.984**	-1.051**	0.377**	0.186*	2.231	2.531	0.421**	0.080
Kar	Suvin	9.700	-6.415	-2.524	-4.914	-1.787**	-0.702	-0.050	0.148	4.554	-6.427	-0.044	0.458**
	(G.89 × G. 86)	-31.464**	-58.913**	-12.052**	-20.811**	-0.160	0.397	0.062	0.234**	-11.629**	-23.813**	0.081	-0.377**
	G. 94	96.205**	58.189**	33.594**	20.305**	-0.482	-0.213	0.1300*	-0.090	35.454**	22.844**	0.141	0.231
	G. 96	-16.571*	-0.065	-2.934	0.990	1.189**	0.132	-0.166**	-0.370**	-1.777	9.624	0.482**	-0.057
	Pima S6	7.923	64.792**	3.183	18.023**	-0.224	-0.063	0.288**	0.329**	-4.233	5.090	0.444**	0.489**
	C.B.58	-58.738**	-49.096**	-22.308**	-17.279**	-0.628*	0.294	-0.264**	-0.335**	-13.357**	-5.702	-0.804**	-0.643**
	TNB	4.333	41.897**	3.051	13.383**	0.437	-0.492	0.244**	0.167*	-5.264	6.497	-0.164	-0.349**
	G.70	-11.388	-32.388*	-0.009	-9.697*	1.656**	0.646	0.016	-0.083	-3.748	-8.113	-0.135	0.247
G.93	Suvin	-3.031	38.508**	0.760**	12.656**	0.674*	-0.493	-0.106	-0.153	1.546	15.011**	0.416**	0.115
	(G.89 × G. 86)	-37.462**	40.330**	-16.878**	13.363**	-0.790*	-0.187	0.107	0.009	-9.377**	10.997*	0.305	0.164
	G. 94	-58.683**	-68.141**	-19.515**	-24.095**	0.775*	0.169	-0.116	0.019	-16.505**	-22.025**	-1.086**	-0.422**
	G. 96	49.764**	-19.019	18.280**	-5.647	-0.337	0.551	0.578**	0.306**	2.688	-13.127**	0.229	0.090
	Pima S6	50.188**	-22.049	17.667**	-8.751	-0.421	0.304	0.122*	0.082	12.545**	-7.359	0.341	0.013
	C.B.58	48.371**	60.037**	17.990**	23.564**	0.122	0.363	0.124*	0.208	12.218**	12.292*	-0.058	-0.172
	TNB	-19.982**	10.300	-7.039**	3.206	0.320	-0.183	-0.162**	-0.201	-1.429	9.417	-0.044	0.028
	G.70	-29.170**	-39.965**	-11.265**	-14.297**	-0.344	0.084*	-0.333**	-0.271**	-1.686	-5.162	-0.102	0.184
BBB	Suvin	15.824*	-4.979	6.705*	1.576	6.705**	1.097**	0.054	0.088	4.386	-2.501	0.114	-0.512**
	(G.89 × G. 86)	-15.677*	-6.331	-4.806	-6.787	-4.806**	-1.567**	0.276**	-0.219**	-10.541**	5.143	-0.203	0.210
	G. 94	10.372	-2.485	3.333	-1.095	3.333**	-0.324	0.091	-0.099	0.265	0.057	0.456**	0.624**
	G. 96	6.752	49.864**	1.651	18.356**	1.651**	-0.202	-0.166**	-0.033	5.407*	17.674**	-0.669**	-0.123
	Pima S6	-43.617**	-42.246**	-16.354**	-15.717**	16.354**	0.516	-0.298**	-0.144	-7.672**	-12.017*	-0.661**	0.784**
	C.B.58	18.152**	-25.013*	7.671**	-10.876*	7.671**	0.441	0.207**	0.139	1.157	-11.742*	0.304*	0.548**
	TNB	0.353	-17.671	-0.844	-4.367	-0.844**	0.600	-0.106	0.101	3.794	-7.357	0.842**	0.548**
	G.70	7.839	48.861**	2.643	18.909**	2.643**	0.321	-0.060	0.167*	3.203	10.744	-0.183	-0.510**
LSD 0.05		13.05	24.63	5.24	9.42	0.62	0.71	0.12	0.16	4.78	9.71	0.26	0.26
LSD 0.01		17.30	32.65	6.95	12.49	0.82	0.94	0.15	0.21	6.33	12.87	0.34	0.34

^aand ^bsignificant at 5% and 1% levels of probability, respectively. LCY lint cotton yield, SCY seed cotton yield, SI seed index, BW boll weight, NoBP number of bolls per plant, L lint percentage

Back to article page

ISSN: 1471-2229

Contact us

General enquiries: journalsubmissions@springernature.com