Investigating the Effects of Various Soil Amendments on Forages Production in the Field

Table 3

pH and EC of soil mixed with soil amendments.

Treatments	pH	pH class	EC mS/cm	Salinity class
Native soil	7.8	Moderately alkaline	0.8	Nonsaline
Compost
5.0 t/ha	8.10	Moderately alkaline	1.33	None-saline
7.5 t/ha	8.20	Moderately alkaline	2.83	Slightly saline
10 t/ha	8.23	Moderately alkaline	3.32	Slightly saline
Biochar
5.0 t/ha	8.52	Strongly alkaline	1.65	Nonsaline
7.5 t/ha	8.57	Strongly alkaline	1.72	Nonsaline
10 t/ha	8.59	Strongly alkaline	1.89	Nonsaline
Soil conditioner
5.0 t/ha	8.7	Strongly alkaline	1.38	Nonsaline
7.5 t/ha	8.80	Strongly alkaline	1.87	Nonsaline
10 t/ha	8.87	Strongly alkaline	2.11	Nonsaline