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By: Quaintance, A. L. (Altus Lacy), - Sasscer, E. R. (Ernest Ralph), - United States. Office of Experiment Stations.Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1910Volume:Series:Holding Institution: University of Florida, George A. Smathers LibrariesSubjects: Oyster-shell scale Scurfy scaleBHL Collections: Expanding Access to Biodiversity Literature
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By: Treherne, R. C. (Reginald Charles), - British Columbia. Horticultural Branch.Edition:Publication info: Victoria, B.C, W.H. Cullin, 1918Volume:Series:Holding Institution: Canadiana.orgSubjects: Agricultural pests British Columbia Diseases and pests Fruit Oyster-shell scaleBHL Collections: