Evaluation of Sustainable Development of an Agricultural Economy Based on the DPSIR Model

Table 4

Indicators of the state subsystem.

System layer	Abbreviations	Indicator layer	Unit
State system ()	S1	Cultivation index	%
	S2	Amount of water used for agriculture per unit area of cultivated land	m^3/hm^2
	S3	Natural disaster incidence	%
	S4	Forest greening rate	%
	S5	Replanting index	/
	S6	An agricultural land productivity million yuan	Million yuan/hm^2
	S7	An agricultural labor productivity	10,000 yuan/person
	S8	Per capita disposable income of rural residents	Yuan
	S9	Amount of fertilizer applied per unit area	kg/hm^2
	S10	Pesticide use per unit area	kg/hm^2