The Effect of Organic Solid Waste Compost on Soil Properties, Growth, and Yield of Swiss Chard Crop (Beta vulgaris L.)

Table 1

Selected properties of soil.

Parameters	Unit	Value	Rating	Source
pH (H2O)		5.6	Moderately acidic	Murphy [31]
EC	dS/cm	0.04		Murphy [31]
SOC	%	1.58	Medium	Debele [32], Murphy [31]
Avail. P	ppm	3.11	Low	Debele [32], Olsen et al. [27], Murphy [31]
TN	%	0.106	Medium	Debele [32], Murphy [31]
Na	meq/100 g	1.186		FAO [33], Murphy [31]
K	meq/100 g	1.22	High	FAO [33], Murphy [31]
Ca^2+	meq/100 g	11.33	High	FAO [33]
Mg^2+	meq/100 g	6.02	High	FAO [33]
CEC	cmol (+)/kg	22.85	Medium	Murphy [31]
Exchangeable acidity	meq 100 g−1	0.508	—	Murphy [31]
Textural class			Clay loam	U.S. Department of Agriculture [30], Murphy [31]

Source: soil laboratory analysis result report.