Last month, a team of four ethanol experts from Brazil visited the East African country as part of a program to share advice.
As its peers in the region see their oil production slipping Brazil's state-controlled oil company Petrobras is entering a new era as the region's silent giant.
When life is more complex than just fields to tend, a passel of wives is more a financial strain than a status symbol.
In the south, the parliament voted to double its budget to cover military spending, and the north spent 20 percent of its budget on the military.
It is bringing the technologies of tropical farming to other parts of Latin America, and to Africa and Asia.
Documentary records the heroism of Liberia's women who successfully demanded the country's warring parties find a path to peace.