Research Catalog

  • Formation of spores in sporangia of Rhizopus nigricans and of Phycomyces nitens [microform].

    • Text
    • [Washington, D.C.] : U.S. G.P.O., 1903.
    • 1903
  • Dry rot of potatoes due to Fusarium oxysporum [microform].

    • Text
    • [Washington, D.C.] : U.S. G.P.O., 1904.
    • 1904

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