Columbia subject headings:
Agriculture--Economic aspects--China--Congresses.
Agriculture--Economic aspects--Japan--Congresses.
Agriculture--Economic aspects--Korea (South)--Congresses.
Agriculture--Economic aspects--Taiwan--Congresses.
Harvard subject headings:
Agriculture--Economic aspects--China--Congresses
Agriculture--Economic aspects--Japan--Congresses.
Agriculture--Economic aspects--Korea (South)--Congresses.
Agriculture--Economic aspects--Taiwan--Congresses.
Princeton subject headings:
Agriculture--Economic aspects--China--Congresses.
Agriculture--Economic aspects--Japan--Congresses.
Agriculture--Economic aspects--Korea (South)--Congresses.
Agriculture--Economic aspects--Taiwan--Congresses.