Columbia subject headings:
Agricultural productivity--China.
Agriculture and state--China.
China--Commerce.
China--Commercial policy.
Harvard subject headings:
Agricultural productivity--China
Agriculture and state--China.
Produce trade--China
Produce trade--Government policy--China.
World Trade Organization--China.
Princeton subject headings:
Agricultural productivity--China.
Agriculture and state--China.
Produce trade--China.
Produce trade--Government policy--China.
World Trade Organization--China.