Table 5.

The distribution of cost structures and parameter values.

CSA practices	Incremental cost
	Implementation costs (US$/ha)	Maintenance costs (US$ha−1year−1)
Crop rotation	Lognormal (595, 121)	Uniform (817,490)
Mixed cropping	Lognormal (143, 334)	Uniform (19, 117)
Minimum tillage	Lognormal (151, 285)	Uniform (77, 264)
Improved genetic resources	Lognormal (140, 319)	N/a
Improved nutrient management	Lognormal (102,22)	Uniform (49,299)
Supplementary feeding	Lognormal (39, 99)	Uniform (150, 1050)
Improved livestock housing	Lognormal (579, 524)	Lognormal (512, 643)

NB: To establish the distributions, @risk software was applied to the survey data.

N/a represents not applicable.