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 IRB314 O18962
Iowa State College of Agriculture and Mechanic Arts., Agricultural Experiment Station Mycorrhizae and Phosphorus Nutrition ofPine Sedlings in a Prairie Soil Nursery Iowa: [s.n.], 1949 - (Research Bulletin 314) * Administrative report * Series