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 4

Biomass, grain yield, and HI as affected by varieties and K rates during 2019/20 cropping seasons.

Varieties	K rates (kg/ha)	Biomass yield (kg/ha)	Grain yield (kg/ha)	HI
SER 119	0	6235^d–f	2067^f–h	0.33
	10	6452^c–e	2217^d–f	0.34
	20	7477^ab	2415^b–d	0.32
	30	7613^a	2546^b	0.33
	40	7074^a–c	2820^a	0.39
SAB 736	0	5563^f	1499^i	0.23
	10	6413^c–e	1855^h	0.34
	20	6511^c–e	2149^e–g	0.33
	30	7004^a–d	2312^c–e	0.33
	40	6831^b–d	2232^d–f	0.33
Awassa Dume	0	5802^ef	1872^h	0.32
	10	6167^d–f	1955^gh	0.33
	20	7153^a–c	2340^b–e	0.32
	30	7581^ab	2494^bc	0.33
	40	7168^a–c	2356^b–e	0.33
	LSD	837	221	NS
Varieties mean	SER 119	6982^a	2413^a	0.35^a
	SAB 736	6464^b	2009^c	0.31^b
	Awassa Dume	6774^ab	2203^b	0.33^ab
	LSD	374	98	0.02
K rate mean	0	6183^d	1813^d	0.29^c
	10	6402^cd	2075^c	0.33^b
	20	6673^bc	2235^b	0.33^b
	30	7419^a	2451^a	0.34^ab
	40	7024^ab	2469^a	0.35^a
	LSD	483	127	0.03
	CV (%)	7.43	5.99	8.21

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