This paper attempts to provide an ex-post assessment of the field level impact and economic viability of the SRRP using the empirically derived estimates of the average income impacts that the application of bentonite or clay technology has generated among farm communities in Northeast Thailand.

This paper attempts to provide an ex-post assessment of the field level impact and economic viability of the SRRP using the empirically derived estimates of the average income impacts that the application of bentonite or clay technology has generated among farm communities in Northeast Thailand.