Soil Properties, Crop Yield, and Economic Return in Response to Lime Application on Acidic Nitisols of Southern Highlands of Ethiopia

Table 4

Yield and yield components of barley as affected by different levels of lime on Nitisols in southern Ethiopia.

Lime rate (t ha^−1)	pH (cm)		NT		SL (cm)		GY (kg/ha)		AGB (kg/ha)		SY (kg/ha)		HI		TGW (g)
	2020	2021	2020	2021	2020	2021	2020	2021	2020	2021	2020	2021	2020	2021	2020	2021
Control (0)	92.73b	76.25b	6	1.2	6.35	7.14c	3179b	3472.3b	12010b	14236a	8831b	10763.7	26.67a	24.67ab	41.47a	59
2.74	96.4ab	79.2ab	7.17	1.27	6.57	7.69abc	3308b	3819.7ab	13263.3ab	17361.3a	9955ab	13541.7	25abc	22.67b	39.5a	67.67
4.11	104.7ab	85.39ab	5.77	1.4	6.33	7.82abc	3434.3ab	4687.7a	13743.3ab	16027.7a	10309ab	11340.7	25.3abc	31a	41.53a	66.67
5.54	105.10ab	88.81a	6.52	1.67	6.8	7.98ab	3794.3a	4861.3a	16523.3ab	21874.7a	12729a	17014	23bc	22b	38.4	64.67
6.85	99.57ab	80.39ab	9.31	1.53	6.8	7.38bc	3529.3ab	3993.3ab	13626.7ab	18402.7a	10097.3ab	14410	26ab	22b	37.37	71.3
8.22	108.63a	88.97a	7.33	1.6	7.87	8.18a	3610.7ab	3993.3ab	16176.7a	17013.3a	12566a	13020	22.33c	23.67ab	38.13	65.67
Significance level			NS	NS	NS							NS			NS	NS
LSD (0.05)	14.25	11.38	4.44	0.59	1.92	0.75	442.31	1169.7	3319.6	8180.4	2943.3	14.6	3.34	7.97	7.3	14.78
CV (%)	7.74	7.52	34.79	22.56	15.57	5.36	6.99	15.59	12.83	25.71	15.05	7207.3	7.77	17.99	10.21	12.4

Note. pH = plant height, NT = number of tillers, SL = spike length, GY = grain yield, AGB = above-ground biomass (kg/ha), SY = straw yield (kg/ha), HI = harvest index, and TGW = thousand-grain weight (gm).