Columbia subject headings:
Harvard subject headings:
Agriculture and state--Developing countries.
Agriculture and state.
Agriculture--Economic aspects
Agriculture--Economic aspects--Developing countries
Food supply
Food supply--Developing countries
Produce trade--Developing countries
Produce trade.
Princeton subject headings:
Agriculture and state--Developing countries.
Agriculture and state.
Agriculture--Economic aspects--Developing countries.
Agriculture--Economic aspects.
Food supply--Developing countries.
Food supply.
Produce trade--Developing countries.
Produce trade.