Columbia subject headings:
Harvard subject headings:
Agricultural extension work--Asia--Congresses.
Agricultural innovations--Asia--Congresses.
Agriculture and state--Asia--Congresses.
Agriculture--Research--Asia--Congresses.
Farmers--Asia--Congresses.
Princeton subject headings:
Agricultural extension work--Asia--Congresses.
Agricultural innovations--Asia--Congresses.
Agriculture and state--Asia--Congresses.
Agriculture--Research--Asia--Congresses.
Farmers--Asia--Congresses.