Columbia subject headings:
Farms--United States--States--Statistics--Periodicals.
Farms--United States--Statistics--Periodicals.
Land use, Rural--United States--States--Statistics--Periodicals.
Land use, Rural--United States--Statistics--Periodicals.
Harvard subject headings:
Farms--United States--States--Statistics--Periodicals.
Farms--United States--Statistics--Periodicals.
Land use, Rural--United States--States--Statistics--Periodicals.
Land use, Rural--United States--Statistics--Periodicals.
Princeton subject headings: