On-Farm Composting of Agricultural Waste Materials for Sustainable Agriculture in Pakistan

Table 2

Physical characteristics of common farm substrates used to compost deadstock.

AWMs	Total N (g/kg)	C/N ratio	pH	Total P (g/kg)	Total K (g/kg)	Reference
Animal manure	22	15	9.4	3.9	23.2	[18]
Rice straw	8.7	47	6.8	1.1	—	[19]
Rice straw	0.64^1	61.3	7.6	0.21^1	1.12^1	[20]
Wheat straw	5.24	73.8	6.93	0.62	19	[21]
Maize straw	9.41	46.5	7.03	0.93	22.93	[21]
Rice straw	8.51	49.1	7.82	0.88	25.31	[21]
Wheat straw biochar	1.38^1	38	7.03	0.45^1	1.06^1	[22]

¹Values in percentage of g/Kg. Total N = total nitrogen, total P = total phosphorus, total k = total potassium.