Table 8.

GHG emissions at sweet sorghum planting stage

Item	Input [40–42]	Carbon emission factor [31, 40–42]	GHG emissions (kg CO2 eq/ha)a
Nitrogen fertilizer	54 kg/ha	0.858 kg CO2 eq /kg	46.33
Phosphate fertilizer	81 kg/ha	0.17 kg CO2 eq /kg	13.77
Potassium fertilizer	67.5 kg/ha	0.12 kg CO2 eq /kg	8.1
Herbicide	3.56 kg/ha	4.7 kg CO2 eq /kg	16.73
Insecticide	0.75 kg/ha	4.93 kg CO2 eq /kg	3.70
Diesel oil	67 L/ha	0.85 kg CO2 eq /L	56.95
Summary			145.58

^aGHG emissions are the inputs times carbon emission factors