Handbook for obtaining and using aerial photography to map aquatic plant distribution /

"Stepwise procedures are given for the tasks required in useing low-altitude aerial photography to map aquatic plants. The tasks include problem identification, photomission design, acquisition of ground truth data, and photointerpretation and data presentation. The sources of existing aerial photographs and the general and technical requirements for aerial photography are given in Appendixes A and B, respectively."--Transmittal letter."November 1984."Cover title.Includes bibliographical references (page 24).Final report."Stepwise procedures are given for the tasks required in useing low-altitude aerial photography to map aquatic plants. The tasks include problem identification, photomission design, acquisition of ground truth data, and photointerpretation and data presentation. The sources of existing aerial photographs and the general and technical requirements for aerial photography are given in Appendixes A and B, respectively."--Transmittal letter.Leonard, J.M. 1984. "Handbook for obtaining and using aerial photography to map aquatic plant distribution," Instruction report A-84-2, U.S. Army Engineer Waterways Experiment Station, Vicksburg, Miss.Prepared for and funded by Office, Chief of Engineers, U.S. Army under Plant Control Research Program, Dept. of the Army Appropriation No. 96X3122, Construction General, 92740.Mode of access: Internet