Columbia subject headings:
Central Valley Project (Calif.)--Periodicals.
Irrigation projects--California--Central Valley (Valley)--Periodicals.
Water resources development--California--Central Valley (Valley)--Periodicals.
Harvard subject headings:
Central Valley Project (Calif.)--Periodicals.
Irrigation projects--California--Central Valley (Valley)--Periodicals.
Water resources development--California--Central Valley (Valley)--Periodicals.
Princeton subject headings:
Reclamation of land--California--Periodicals.