Difference between revisions of "Reference:Johnsson1945a"

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Verbatim text: Johnsson, H. 1945. Interspecific hybridization within the genus Betula. Hereditas (Lund) 31: 163--176.
Author: Johnsson, H.
Year: 1945
Title: Interspecific hybridization within the genus Betula
Journal: Hereditas (Lund)
Volume: 31
Pages: 163–176