Traditonal paddy cultivators are now moving over to greener pastures like cash crops because of high cost of labour that is eating into their profits.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/high-cost-labour-makes-paddy-unattractive-kerala-farmers
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/financial-express-new-delhi
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/agriculture