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Published with the approval of the Director as Paper No.321 of the Journal Series of the Minnesota Agricultural Experiment Station.
For several years the writer and Dr. A. A. Granovsky, of the Division of Entomology, have been associated in teaching a course on the relation of insects to plant diseases. The writer wishes to express his appreciation to Dr. Granovsky for critically reading the manuscript.
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Leach, J.G. Insects in relation to plant diseases. Bot. Rev 1, 448 (1935). https://doi.org/10.1007/BF02869985
DOI: https://doi.org/10.1007/BF02869985