Irrigation ditch alongside an agricultural field in California's Central Valley
By Communications and Publishing
2000 (approx.)
Detailed Description
Irrigation systems in Central California Valley Ecoregion: Single-field irrigation ditch.
Sources/Usage
Public Domain.
USGS Professional Paper 1704A, "Status and Trends of Land Change in the Western United States—1973 to 2000"
Figure 9B, Chapter 17, page 184, USGS Professional Paper 1704A, "Status and Trends of Land Change in the Western United States—1973 to 2000"