Evaluation of Drought Stress Tolerance Based on Selection Indices in Haricot Bean Varieties Exposed to Stress at Different Growth Stages

Table 4

Rank (R), mean of ranks (MoR), and standard deviation of ranks (STDRs) of drought tolerance indices of haricot bean varieties exposed to drought stress at different growth stages.

Drought		Drought tolerance indices
Stress	Varieties	Ypi	Ysi	DSI	DTI	PYR	GM	MP	YSI	MRP	REI	RDI	SSPI	MoR	STDR
Drought stress at vegetative stage	SER-119	8	8	3	8	3	8	8	3	8	8	3	3	5.92	2.57
	Tatu	9	9	2	7	2	9	9	2	9	9	2	2	5.92	3.5
	SAB-632	6	6	7	6	7	5	5	7	5	5	7	7	6.08	0.9
	SER-125	10	10	5	10	5	10	10	5	10	10	5	5	7.92	2.57
	Kat-B9	3	3	9	3	9	3	3	9	3	3	8	8	5.33	2.9
	H/dumme	4	7	10	9	10	6	6	10	6	6	10	10	7.83	2.21
	Ibbado	2	1	3	1	3	1	1	3	1	1	3	4	2	1.13
	Wajo	1	2	8	2	8	2	2	7	2	2	8	9	4.42	3.2
	Nasir	5	4	6	5	6	4	4	6	4	4	5	6	4.92	0.9
	Red-Wolaita	7	5	1	4	1	7	7	1	7	7	1	1	4.08	2.87
Drought stress at flowering stage	SER-119	8	9	6	7	6	9	9	6	9	9	6	5	7.42	1.56
	Tatu	9	6	4	5	4	6	7	4	6	6	4	3	5.33	1.67
	SAB-632	6	8	7	9	7	7	6	7	7	7	7	7	7.08	0.79
	SER-125	10	5	2	4	2	8	8	2	8	8	2	2	5.08	3.12
	Kat-B9	3	7	9	7	9	5	4	9	5	5	9	9	6.75	2.26
	H/dumme	4	1	1	1	1	2	3	1	2	2	1	1	1.67	0.98
	Ibbado	2	4	8	6	8	3	2	8	3	3	8	10	5.42	2.87
	Wajo	1	2	5	2	5	1	1	5	1	1	5	6	2.92	2.07
	Nasir	5	3	3	3	3	4	5	3	4	4	3	4	3.67	0.78
	Red-Wolaita	7	10	10	10	10	10	10	10	10	10	10	8	9.58	1
Drought stress at pod setting stage	SER-119	8	10	7	10	7	10	10	7	10	10	7	6	8.5	1.62
	Tatu	9	5	2	5	2	8	8	2	8	8	2	2	5.08	2.97
	SAB-632	6	9	8	8	8	7	6	8	7	7	8	8	7.5	0.9
	SER-125	10	6	1	4	1	9	9	1	9	9	1	1	5.08	3.94
	Kat-B9	3	6	10	9	10	5	4	10	4	4	10	9	7	2.89
	H/dumme	4	2	3	1	3	3	3	3	3	3	3	3	2.83	0.72
	Ibbado	2	4	9	7	9	2	2	9	2	2	9	10	5.58	3.5
	Wajo	1	1	5	2	5	1	1	5	1	1	5	7	2.92	2.27
	Nasir	5	3	4	3	4	4	5	4	5	4	4	4	4.08	0.67
	Red-Wolaita	7	8	6	6	6	6	7	6	6	6	6	5	6.25	0.75

Ypi = yield under nonstress condition, Ysi = yield under the stress condition, DSI = drought susceptibility index, DTI = drought tolerance index, PYR = percentage of yield reduction due to drought, GM = geometric mean, MP = mean productivity, YSI = yield stability index, MRP = mean relative performance, REI = relative efficiency index, RDI = relative drought index, SSPI=stress susceptibility percentage index, MoR = mean of ranks, STDR = standard deviation of rank, SE± = standard error of the mean, Lsd = list significance difference, CV = coefficient of variation. Maximum and minimum values are indicated in bold.