Columbia subject headings:
Dicotyledons--Congresses.
Legumes--Composition--Congresses.
Plant proteins--Congresses.
Seeds--Composition--Congresses.
Harvard subject headings:
Dicotyledons--Congresses.
Legumes--Composition--Congresses.
Plant proteins--Congresses.
Seeds--Composition--Congresses.
Princeton subject headings:
Dicotyledons--Congresses.
Legumes--Composition--Congresses.
Plant proteins--Congresses.
Seeds--Composition--Congresses.