They grow bananas, cassava, coffee, corn, peanuts, pineapples, plantains, rice, sweet potatoes, and other crops. Farmers in the plains and highlands raise livestock. Mining, manufacturing, and construction employ about 10 percent of all Guinean workers. Bauxite, alumina, and diamonds rank as Guinea's main exports. Together, they account for more than 95 percent of the country's export income.
Guinea also exports such agricultural goods as bananas, coffee, palm products, and pineapples.
Leading imports include building materials, food, machinery, petroleum products, transportation equipment, and consumer goods. Guinea's main trade partners include Canada, Japan, the United States, and various European countries. Inadequate transportation systems hamper economic development in Guinea. The country's roads are in poor condition, and most of them are unpaved. Most of the country's railroad tracks need repair.