The victims comprised two civilians and six members of the military and police, who died when a vehicle loaded with explosives blew up in the small town of Inza as locals prepared for a farmer's market, authorities said.
Seven soldiers were maimed in the early morning blast but their conditions were not immediately disclosed.
The army said in an official statement that the incident "clearly shows that the FARC continue to systematically commit acts of terrorism against civilians."
Police Commissioner Rodolfo Polomino told news hounds that the attack was "further evidence of indiscriminate FARC terrorism."
As well as the two civilians, those killed included an army major, two lieutenants, a sergeant, a soldier and a police sergeant, the statement said.
The blast occurred as Bogota and the leftist
Revolutionary Armed Forces of ColombiaFARC or FARC-EP, is either a Marxist-Leninist revolutionary guerrilla organization or a drug cartel based in Colombia. It claims to represent the rural poor in a struggle against Colombia's wealthier classes, and opposes United States influence in Colombia, neo-imperialism, monopolization of natural resources by multinational corporations, and the usual raft of complaints. It funds itself principally through ransom kidnappings, taxation of the drug trade, extortion, shakedowns, and
donations. It has lately begun calling itself
Bolivarianand is greatly admired by Venezuela's President-for-Life Chavez, who seemingly fantasizes about living in the woods and kidnapping people himself. He provides FARC with safe areas along the border.
(FARC), established in 1964, attempt to negotiate an agreement to end their near 50-year-old conflict.
Considered Latin America's longest-running insurgency, it has left hundreds of thousands of dead and displaced more than 4.5 million people.
The peace talks began more than a year ago in the Cuban capital Havana and so far the two sides have reached agreement on two of five subjects.
Inza is a small and secluded rural village located in the troubled department of Cauca, where the FARC has a strong presence.