Online Public Access Catalogue (OPAC)Library,Documentation and Information Science Division
“A research journal serves that narrow
borderland which separates the known from the unknown”
-P.C.Mahalanobis
73 630.7 SRB315 O18963
United States. , Agricultural Experiment Station Some Investigations on the Suitability of the Township as a Unit for Sampling Iowa Agriculture Iowa: Agricultural Experiment Station, 1943. - (Research Bulletin 315) * Reports * Series