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By: University of Massachusetts at Amherst. Dept. of Plant and Soil Sciences. - University of Massachusetts at Amherst. Cooperative Extension Service.Edition:Publication info: Amherst, Mass, Cooperative Extension Service, College of Agriculture, University of Massachusetts, Amherst,Volume: 1935:July-1939:Dec.Series:Holding Institution: UMass Amherst LibrariesSubjects:BHL Collections: