Columbia subject headings:
Harvard subject headings:
Human-plant relationships--Brazil--Rio de Janiero (State)
Plants, Useful--Economic aspects--Brazil--Rio de Janeiro (State)
Rio de Janeiro (Brazil : State)--Environmental conditions.
Princeton subject headings:
Human-plant relationships--Brazil--Rio de Janeiro (State).
Plants, Useful--Economic aspects--Brazil--Rio de Janeiro (State).
Rio de Janeiro (Brazil : State)--Environmental conditions.