Variant maturity in seed structures of Pinus albicaulis (Engelm.) and Pinus sibirica (Du Tour): key to a soil seed bank, unusual among conifers - Tillman-Sutela, E.; Kauppi, A.; Karppinen, K.; Tomback, D.F. (DE, 2008)
Keywords: Pinus albicaulis; Pinus sibirica; UV-fluoresesenssi; siementen esikäsittely; siementen morfologia