Construction of New Area Sampling Frames Using Landsat Imagery,
Abstract
The U.S. Department of Agriculture develops Area Sampling Frames (ASF's) for each state using a series of land-use maps, and utilizes them is selecting statistical samples for agricultural surveys. Recently, Landsat imagery provided up-to-date land-use information during construction of a new ASF for California. Multispectral Scanner false-color scenes were manually interpreted along with aerial photos, density of cultivation. Finally, these boundaries were digitized, forming a computerized ASF data base. Use of this ASF improved statistical efficiency with reduced sample size for California agricultural surveys. (Author)
Document Details
- Document Type
- Technical Report
- Publication Date
- Mar 17, 1983
- Accession Number
- ADA128806
Entities
People
- Daniel J. Costanzo
Organizations
- Geospatial Research Laboratory