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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Investigations in the mosaic disease of bean (Phaseolus vulgaris L.)

Nelson, Ray, January 1900 (has links)
Thesis (Ph. D.)--University of Michigan, 1931. / Cover title. Published also as Michigan Agricultural experiment station Technical bulletin no. 118, January, 1932. Bibliography: p. 63-67.

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