Research Article
Spatiotemporal Evolution and Influencing Factors of China’s Agricultural Environmental Efficiency
Table 1
Input-output system of the AEE.
| Type | Name | Meaning | Unit |
| Inputs | Labor input | Total number of AFAF employees | 10,000 persons | Land input | Total sowing area of crops | 1,000 hectares | Mechanical input | Total mechanical power of agriculture | 10,000 kW | Fertilizer input | Pure amount of agricultural fertilizer applied | 10,000 tons | Agricultural irrigation | Effective area of agricultural irrigation | 1,000 hectares |
| Outputs | Total AFAF output | Actual AFAF output with the constant price of 2000 | 100 million yuan | Agricultural carbon emissions | Carbon emissions estimated by formula (3) | 10,000 tons |
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