数量vi, 133 p. : ill. ; 29 cm.
一般注記Cover title.
"Final Report on Iowa State University and University of Iowa Technical Assistance Program in Peru for the Period September 19, 1961 through June 30, 1977, extended to October 1, 1980. In Cooperation with Peruvian Ministry of Agriculture, National Planning Institute, Institute of Agrarian Reform and other Peruvian Entities, Lima, Peru"--p. ii.
"Conducted under United States International Cooperation Administration Contract ICAC 2226 (1961-1962) and United States Agency for International Development Contracts AID/1a 49 (1962-1968) , AID/1a 592 (1969-1974) and AID/1a 1069 (1974-1980) "--p. ii.