Food supply -- Agriculture and state -- 3 Famines -- 2 Food crops -- 2 Government policy -- 2 Africa 1 Agricultural pests -- 1 more ... Agriculture 1 Agriculture -- 1 Agriculture and state 1 Alternative agriculture -- 1 Apartheid -- 1 Congresses 1 Control -- 1 Drought -- 1 Government policy 1 Land use, rural -- 1 Losses -- 1 Organic farming -- 1 Peasantry -- 1 Pests -- 1 Water resources development -- 1 less ...