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

Table 2

Indicators of the driving force subsystem.

System layer	Drive system ()
Abbreviations	D1	D2	D3	D4	D5
Indicator layer	An agricultural value added per capita	An agricultural production materials price index	Engel system	Natural population growth rate	Urbanization rate
Unit	Yuan/person	%	Yuan/yuan	‰	%