00788nam0 22002651i 450 99000729355040332120180725155357.0000729355FED01000729355(Aleph)000729355FED0100072935520021010d1975----km-y0itay50------baengSpatial sector programming models in agricultureE.O. Heady, Uma K. SrivastavaAmesIowa State University1975Heady,Earl Orel<1916- >79005Srivastava,Uma K.751386ITUNINARICAUNIMARCBK990007293550403321XV L 51738DTEDTESpatial sector programming models in agriculture1510839UNINAGEN01