Farmers and an IPM facilitator catching insects for the insect zoos that allow farmers to see how various insects behave. - - Integrated Pest Management (IPM) in Rice in Cambodia: TCP/CMB/4556. Integrated Pest Management (IPM) is used by farmers to manage their rice crop without resorting to prescriptive solutions such as pesticides. Farmers are trained in IPM by an approach that allows them to discover for themselves how their decisions affect