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Ultrastructural changes in the seeds of Pinus sylvestris L. during senescence

  • Liisa Kaarina Simola

Publication: Book/Report/ProceedingsReportResearch

Abstract

The ultrastructure of three parts (endosperm, rootlets and cotyledons) of aged seeds of Pinus sylvestris L. has been studied. In dry seeds no clear differences resulting from ageing are seen as compared with resting living cells, but during imbibition clear differences are evident. Inhibition of development of the DNA containing structures, mitochondria and plastids, was the first indication of senescence. Lipolysis usually preceded proteolysis, in contrast to the course of events in living cells.
Original languageEnglish
PublisherSkogshögskolan
Number of pages21
ISBN (Print)91-38-02082-3
Publication statusPublished - 1974
Externally publishedYes

Publication series

SeriesStudia Forestalia Suecica
Number119
ISSN0039-3150

Keywords

  • Pinus sylvestris L.
  • seeds
  • senescence
  • ultrastructure

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