Beta section Beta
Subtitle: biogeographical patterns of variation, and taxonomy
By: J.P.W. Letschert.
Series: Wageningen Agricultural University papers,; 93-1
Publisher: Wageningen Agricultural University
Published: 1993
Place of publication: Wageningen, the Netherlands
Language: eng
Number of pages: 154
Subjects: Beets -- Classification.; Beets -- Geographical distribution.
Notes: Includes bibliographical references (p. 129-133).
English with summary and afterword in Dutch.
Stellingen inserted.