Effect of Interrow Spacings on Growth, Yield, and Yield Components of Common Bean (Phaseolus vulgaris L.) Varieties in the Central Rift Valley of Ethiopia

Table 5

Effect of interrow spacing on total dry biomass, grain yield, and harvest index of common bean varieties at the Arsi Negele and Melkasa sites.

Parameters	Total dry biomass (kg/ha)		Grain yield (kg/ha)		Harvest index (%)
Locations	Arsi Negele	Melkassa	Arsi Negele	Melkassa	Arsi Negele	Melkassa
Plant spacing(cm)
30	5439.8 ± 1.5^a	4282.9 ± 453.4^a	2253.2 ± 126.7^a	2076.9 ± 126^a	42.9 ± 1.2^ns	46.9 ± 3.6^ns
40	5468.3 ± 1.6^a	4253.0 ± 309.7^b	2185.8 ± 145.6^b	2030.1 ± 133^a	41.2 ± 1.3^ns	48.2 ± 3.5^ns
50	4739.8 ± 1.9^b	3582.2 ± 337.2^c	2048.1 ± 120.4^c	1901.5 ± 189^b	47.1 ± 3.4^ns	54.3 ± 2.2^ns
LSD	607.43	670.36	97.18	127.76	6.44	8.84
CV%	5.44	19.57	6.71	9.49	8.76	18.83
Varieties
Dame	5400.4 ± 1.7^a	3812.7 ± 399.3^b	2019.4 ± 107.2^b	1574.6 ± 126^c	40.8 ± 1.7^ns	47.4 ± 3.5^ns
SER-119	5563.91 ± 1.6^a	4791.1 ± 379.7^a	2333.1 ± 127.8^a	2366.7 ± 130^a	45.1 ± 2.2^ns	52.3 ± 4.2^ns
KAT-B9	4715.3 ± 1.5^b	3214.3 ± 198.2^c	2254.5 ± 144.7^ab	1826.1 ± 189^b	45.3 ± 2.8^ns	49.8 ± 1.3^ns
LSD	214.04	373.30	217.71	252.34	6.61^ns	9.05^ns
F value
Row spacing (PS)	14.40	6.42	55.73	11.83	1.58^ns	0.64^ns
Variety (Var)	6.89	8.52	6.19	29.15	0.83^ns	0.41^ns
Rs  Var	27.10	1.22^ns	7.99	5.47	10.36	1.97^ns

Values (Mean ± SE) followed by dissimilar letters in column are significantly different at ; ; ; and Ns = nonsignificant.