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. 2024 Feb 26;19(2):e0297933. doi: 10.1371/journal.pone.0297933

Table 1. Input-output indicators of cultivated land Utilization ecological efficiency.

index Indicator category Indicator Interpretation
put in land input Sown area of crops (thousand hectares)
labor input Number of employees in the primary industry (10,000 people)
Agricultural Machinery Input Total power of agricultural machinery (10,000 kilowatts)
Fertilizer input Fertilizer application amount (10,000 tons)
output expected output Grain output (10,000 tons)
Gross agricultural output value (100 million yuan)
undesired output Carbon emissions (10,000 tons)