Effects of Soil Conservation Practice and Crop Rotation on Selected Soil Physicochemical Properties: The Case of Dembecha District, Northwestern Ethiopia

Table 3

Mean values of soil pH, available phosphorus, total nitrogen, organic carbon, organic matter, and C : N ratio in response to crop rotation treatments and conservation practice.

Treatment	pH	Av.P	TN	OC	OM	C : N
	(1 : 1.5 H2O)	(ppm)	(%)
Crop rotation (CR)
MMM	5.34^a	10.21^a	0.23^d	2.63^d	4.53^d	11.41^d
MWM	5.15^b	8.37^b	0.23^d	2.7^c	4.66^c	11.74^c
MWW	5.08^b	6.09^e	0.21^e	2.66^cd	4.58^cd	12.66^a
MWP	4.88^d	7.76^c	0.24^c	2.93^a	5.05^a	12.2^b
MPP	4.98^c	7.23^d	0.25^c	2.97^a	5.12^a	11.9^b
MWFb	5.44^a	7.79^c	0.26^b	2.85^b	4.91^b	10.96^de
MFbP	5.4^a	7.95^c	0.28^a	2.91^a	5.02^ab	10.4^e
Con. practice (CP)
Conserved	5.34^a	9.31^a	0.25^a	2.84^a	4.9^a	11.36^b
Unconserved	4.97^b	6.53^b	0.23^b	2.77^ab	4.77^b	12.04^a
CR
CP
CV (%)	1.52	4.02	1.71	1.91	3.26	2.39

Means followed by the same letter(s) within the same treatment group are statistically the same and showed no significant difference by DMRT (). , , and mean significant differences at 0.05, 0.01, and 0.001 probability levels, respectively, and NS means nonsignificant differences.