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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

The sex ratio and multiple births in cattle

Johansson, Ivar, January 1900 (has links)
Presented as Thesis (Ph. D.)--University of Wisconsin--Madison, 1930. / Cover title. Reprinted from Zeitschrift für Züchtung. Reihe B Tierzüchtung und Züchtungsbiologie einschliesslich Tierernährung, Band XXIV, Heft 2. Includes bibliographical references (leaves 264-268).

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