Over the past 15 years, coffee farming has gone into long-term decline.

Businessman Alexandre Gobbi and two partners decided to enter coffee farming in Brazil four years ago.

Meela said inputs for coffee farming had become more expensive, while the coffee price offered by the cooperative union fluctuated.

The revival of coffee farming in the former conflict zones could help boost Colombia's coffee output by 40 percent, according to government estimates.

Coffee farming is still important in northern Parana even though many producers migrated to milder Minas Gerais following a disastrous frost in 1975.