Columbia subject headings:
Food supply--Africa, Eastern--Congresses.
Food supply--Africa, Southern--Congresses.
Nutrition policy--Africa, Eastern--Congresses.
Nutrition policy--Africa, Southern--Congresses.
Harvard subject headings:
Agriculture and state--Africa, East--Congresses.
Agriculture and state--Africa, Southern--Congresses.
Princeton subject headings:
Food supply--Africa, Eastern--Congresses.
Food supply--Africa, Southern--Congresses.
Nutrition policy--Africa, Eastern--Congresses.
Nutrition policy--Africa, Southern--Congresses.