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A system of regional agricultural land use mapping tested against small scale Apollo 9 color infrared photography of the Imperial Valley, California
A system of regional agricultural land use mapping tested against small scale Apollo 9 color infrared photography of the Imperial Valley, California
By Claude W. Johnson
O. A. C. Review Volume 38 Issue 9, May 1926
O. A. C. Review Volume 38 Issue 9, May 1926
By Ontario Agricultural College