TY - RPRT TI - A methodology for small scale rural land use mapping in semi-arid developing countries using orbital imagery. Part 6: A low-cost method for land use mapping using simple visual techniques of interpretation AU - Vangenderen, J. L. AU - Lock, B. F. PY - 1976 UR - https://ntrs.nasa.gov/citations/19760024550 ID - 19760024550 ER -