Table 14.1 Area sampling frames around the world
Country
Types
of
frames Strata definition
Use of geospatial data
Brazil
Area
and
list
frames
Percent cultivation—
permanent boundaries
Visual interpretation of satellite
images
Canada
Area
and
list
frames
Census data used to
cluster census enumeration areas
N/A
Honduras
Area
and
list
frames
Percent cultivation
Visual interpretation of
noncorrected photo-mosaics
USA
Area
and
list
frames
Percent cultivation and
other variables
Visual interpretation of aerial
photography and satellite images
Albania
Area
frame
Agricultural intensity
Visual interpretation of satellite
images
Argentina
Area
frame
Four agricultural strata,
one stratum with large
agricultural holdings
Delineation of strata on maps,
segment boundaries follow holding boundaries identified on
maps
Morocco
Area
frame
Irrigated and
nonirrigated cropland
and other variables
Visual Interpretation of satellite
images, aerial photography, and
use of maps as ancillary
information
Nicaragua
Area
frame
Percent cultivation
(urban areas and
nonagriculture are separate strata
Topographic maps
Pakistan
Area
frame
Percent cultivation and
other land-use variables
Visual interpretation of aerial
photography and topographic
maps
Columbia, Costa Rica,
Dominican Republic, El
Salvador, Guatemala
Area
frame
Percent cultivation and
other land-use variables
Visual interpretation of land use
maps, aerial photography, and
topographic maps
France
Point
survey
No stratification
Visual interpretation of aerial
photography to identify point
position
Italy
Area
frame
Percent cultivation and
other variables
Visual interpretation of satellite
imagery
Spain
Area
frame
No stratification
Aerial photography to identify
segment location
14 Geospatial Land Use and Land Cover Data for Improving Agricultural Area. . .
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