Genetic Advancement and Variability of Released Common Bean (Phaseolus vulgaris L.) Varieties from 1974–2009 GC in Ethiopia

Table 9

Mean seed yield (t ha⁻¹) of common bean varieties and yield increment over pioneer variety Red Wolayita.

Varieties	Year of release	Seed yield in tone hectare
		Mean	% Over Red Wolayita
Red Wolayita	1974	2.1
Roba^−1	1990	2.4	14.3
Awash^−1	1990	1.7	−19.0
Tabor	1998	2.8	33.3
Awash Melka	1998	2.2	4.8
Zebra	1998	1.5	−28.6
Dimutu	2003	2.4	14.3
Nasir	2003	2.4	14.3
Wodo	2003	2.5	19.0
Bobe red	2006	2.6	23.8
Chercher	2006	2.4	14.3
Haramaya	2006	2.4	14.3
Hawassa dume	2008	3	42.9
Deme	2008	1	−52.4
Lehode	2009	2.2	4.8