Rice trade 32 History 18 Rice 15 Economic conditions 11 Economic aspects 8 Food supply 8 Agriculture 6 Gehiago ... Slave trade 6 Slavery 6 Social conditions 6 Foreign economic relations 4 Government policy 4 Plantations 4 Enslaved persons 3 Quality 3 Social aspects 3 African Americans 2 Baga (African people) 2 Balance of trade 2 Cotton trade 2 Economic assistance, American 2 Exports 2 Food industry and trade 2 International trade 2 Nalu (African people) 2 Race relations 2 Rice farmers 2 Social life and customs 2 Sugar trade 2 Sugarcane industry 2 gutxiago ...