Table 6.

Mean seed cotton yield and ginning percentage of Bt cotton and local improved genotypes in Ethiopia.

Variety	Bilen (slightly infested)		Gewane (heavily infested)
	SCYLD (t ha−1)	GINPCT (%)	SCYLD (t ha−1)	GINPCT (%)
Sudan-1 (Bt OPV)	2.11	41.79	3.37	40.13
JKCH 1947 (Bt hybrid)	3.54	42.38	4.77	37.97
JKCH 1050 (Bt hybrid)	3.44	41.06	4.67	38.59
Weyito 07	2.14	35.57	0.30	36.68
Stam-59A	1.75	38.87	0.39	36.17
DP-90	2.46	38.44	1.03	35.15
Mean	2.57	39.69	2.42	37.45
CV	0.017	3.26	0.02	5.19
P	P < .01	P < .001	P < .001	NS
LSD	0.818	2.35	0.984

SCYLD = seed cotton yield, GINPCT = ginning percentage.

Source⁴⁰:.