Table 8. Direct, indirect and total effects of spatial regression.

	Direct effects	Indirect effects	Total effects
fertilizer	0.0776	−2.546**	−2.468**
	(0.257)	(1.068)	(1.233)
pesticide	−0.126	−2.984***	−3.110***
	(0.263)	(0.600)	(0.662)
film	1.280**	0.738	2.017
	(0.516)	(2.747)	(3.197)
ers1	0.270*	0.138	0.409
	(0.146)	(0.579)	(0.641)
ers2	−0.0122	0.944**	0.932**
	(0.0998)	(0.382)	(0.423)

Notes.

Standard errors in parentheses

^*p < 0.1

^**p < 0.05

^***p < 0.01