Integrated Use of Cattle Manure and NPS Fertilizer to Improve the Yield of Grain Amaranth (Amaranthus caudatus L.) in Southwest Ethiopia

Table 1

Physicochemical properties of the experimental soil.

Analytical
Result				Interpretation
Soil property		Result	Unit	Target range rating		Reference
Acidity	PH-H2O	6.35	—	5.50–7.00	Sufficient	[15]
Ava. Phosphorus	P	71.93	mg/kg (ppm)	20–30	High	[16]
Organic carbon	OC	3.72	%	1.00–3.00	High	[15]
Organic matter	OM	6.41	—	—	—	[15]
Total nitrogen	N	0.27	%	0.12–0.25	High	[15]
Cation exchange Capacity (CEC)		38.85	Meq/100 g soil	15–25	High	[17]
Sand		31	%
Clay		45	%
Silt		24	%
Textural class				Clay