Table 2 Carbon source and carbon emission coefficient of agricultural carbon emission.

From: Study on the impact of new quality productive forces on agricultural green production efficiency

Carbon source

Carbon emission coefficient

Chemical fertilizers

0.89 kg/kg

Pesticides

4.93 kg/kg

Agricultural plastic film

5.18 kg/kg

Diesel oil

0.59 kg/kg

Tillage

312.6 kg/km2

Irrigation

20.48 kg/hm2