Effect of Common Bean (Phaseolus vulgaris L.) Varieties and Variable Rates of Potassium Fertilizer on Yield and Yield-Related Traits at Areka, Southern Ethiopia

Table 2

Plant height, primary branches, leaf area, and LAI as affected by varieties and K rates during 2019/20 cropping seasons.

Varieties	K rates (kg/ha)	Plant height (cm)	Primary branches/plant	Leaf area (cm^2)	LAI
SER 119	0	47.97	2.00^de	1195.70^fg	2.99^fg
	10	52.97	2.33^b–d	1214.00^f	3.03^f
	20	55.20	2.57^b	1249.70^de	3.12^de
	30	54.63	2.47^bc	1335.10^b	3.34^b
	40	59.40	3.30^a	1445.90^a	3.61^a
SAB 736	0	26.73	1.07^f	1117.00^h	2.79^h
	10	30.60	1.83^e	1167.00^g	2.92^g
	20	35.77	1.77e	1257.80^d	3.14^d
	30	38.10	1.83^e	1254.60^d	3.14^d
	40	37.50	2.10^c–e	1315.00^b	3.29^b
Awassa Dume	0	41.67	2.07^c–e	1194.80^fg	2.99^fg
	10	48.00	2.17^b–e	1218.80^ef	3.05^ef
	20	52.67	2.17^b–d	1313.30^b	3.28^b
	30	54.67	2.43^bc	1309.20^bc	3.27^bc
	40	54.53	2.43^bc	1277.10^cd	3.19^cd
	LSD	NS	0.41	33.41	0.08
Varieties mean	SER 119	54.03^a	2.53^a	1288.10^a	3.22^a
	SAB 736	33.74^b	1.72^c	1222.30^c	3.05^c
	Awassa Dume	50.31^a	2.25^b	1262.60^b	3.15^b
	LSD	6.27	0.18	14.94	0.03
K rate mean	0	38.79^b	1.71^c	1169.10^e	2.92^e
	10	43.86^ab	2.11^b	1200.0^d	2.99^d
	20	47.88^a	2.17^b	1273.60^c	3.18^c
	30	49.13^a	2.24^b	1299.60^b	3.25^b
	40	50.48^a	2.61^a	1346.00^a	3.36^a
	LSD	8.09	0.23	19.29	0.04
	CV (%)	18.22	11.34	1.59	1.62

Means followed by different letters within a column are significantly different at 5% probability level; NS, not significant.