Sending SMS messages with agricultural advice to smallholder farmers increased yields by 11.5% relative to a control group with no messages. These effects are concentrated among farmers who had no agronomy training and had little interaction with sugar cane company staff at baseline. A follow-up trial of the same intervention has, however, no significant impact on yields.

Lorenzo CasaburiMichael KremerSendhil Mullainathan
Publication type: 
Working Paper
Developing Organization: 
IPA and J-PAL
Date: 
September 23, 2019
Country: 
Program area: