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By: Holm & Olson. - Henry G. Gilbert Nursery and Seed Trade Catalog Collection.Edition:Publication info: St. Paul, Minn, Holm & Olson, Inc, [1914]Volume: 1914Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Catalogs Christmas decorations Christmas tree industry Cuttings Flowers Holm & Olson Minnesota Nursery stock Prices Saint Paul SeedlingsBHL Collections: Seed & Nursery Catalogs
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By: Cowles, Richard Steven. - Connecticut Agricultural Experiment Station.Edition:Publication info: New Haven, Connecticut Agricultural Experiment Station, [2003]Volume:Series:Holding Institution: University of Connecticut LibrariesSubjects: Aphids Balsam twig aphid Christmas tree industry Control Diseases and pests Economic aspects Fir United StatesBHL Collections: