Chesapeake Bay watershed, percent cropland area in corn, 1992 /
United States. Soil Conservation Service.
cartographic
[Washington, D.C.?] : The Service ; [Chester, Pa. : Northeast National Technical Center, distributor,
1994?]
eng
Shows percentages within hydrologic units (regions).
Also covers Susquehanna River watershed.
Includes notes.
"6-51."
Corn--Location--Chesapeake Bay Watershed--Maps.
Corn--Location--Susquehanna River Watershed--Maps.
Corn--Economic aspects--Chesapeake Bay Watershed--Maps.
Corn--Economic aspects--Susquehanna River Watershed--Maps.
United States Maryland Chesapeake Bay Watershed.
United States District of Columbia Chesapeake Bay Watershed.
United States Delaware Chesapeake Bay Watershed.
United States Virginia Chesapeake Bay Watershed.
United States Pennsylvania Chesapeake Bay Watershed.
United States New York (State) Chesapeake Bay Watershed.
United States West Virginia Chesapeake Bay Watershed.
United States New York (State) Susquehanna River Watershed.
United States Pennsylvania Susquehanna River Watershed.
United States Maryland Susquehanna River Watershed.
Available also through the Library of Congress Web site as a raster image.
http://hdl.loc.gov/loc.gmd/g3842c.ct008680