Sökning: "phanerogams"

Visar resultat 1 - 5 av 6 avhandlingar innehållade ordet phanerogams.

  1. 1. Effects of enhanced ultraviolet-B radiation on subarctic ecosystems

    Författare :Carola Gehrke; Biologiska institutionen; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; pigmentation; photosynthesis; dark respiration; shoot morphology; shoot growth; phanerogams ; species composition cryptogams; productivity; decomposition; dwarf shrubs; bryophytes; peatland ecosystem; heath ecosystem; UV-B; ozone depletion; Plant ecology; Växtekologi;

    Sammanfattning : Biologically harmful ultraviolet-B radiation (UV-B, 280-320 nm) is increasing at the Earth´s surface owing to stratospheric ozone depletion. This is of global concern due to potential impacts of enhanced UV-B radiation on the biosphere. LÄS MER

  3. 2. Dissertatio botanica de Anandria, quam amplissima Fac. Med. consent. & adprob. in Regia Academia Upsaliensi, sub præsidio ... Doct. Caroli Linnæi ... curiosis modeste sistit ... Erland Zach. Tursén, Wexionia Smolandus. In audit. Carolino Majori die XX. Decembris, ann. MDCCXLV

    Författare :Carl von Linné; Erland Zacharias Tursén; Carl von Linné; Uppsala universitet; []
    Nyckelord :Phanerogams; Botany; Phanerogams; Fröväxter; Botanik;

    Sammanfattning : .... LÄS MER

  4. 3. Dissertationem inauguralem, de maro, venia experient. Facult. Medicæ, in Reg. acad. Upsaliensi, præside ... Carolo v. Linné ... publicæ ventilationi offert auctor Joh. Adolph. Dahlgren Ebbesson, Norrcopia Ostro-gothus ... In audit. Carol. maj. d. 3. Dec. 1774. Horis a. & p. m. solitis

    Författare :Carl von Linné; Johan Adolph Dahlgren; Carl von Linné; Uppsala universitet; []
    Nyckelord :Lamiaceae; Plants; Medicinal; Medicinal plants; Phanerogams; Fröväxter; Kransblommiga växter; Medicinalväxter;

    Sammanfattning : .... LÄS MER

  5. 4. On the ecology of macroalgae and submersed phanerogams in a Baltic archipelago

    Författare :Inger Wallentinus; Stockholms universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES;

    Sammanfattning : .... LÄS MER

  7. 5. From pattern to process : Studies on limestone grassland, with emphasis on the bryophyte-lichen layer and its effects on vascular plants

    Författare :Manuela Zamfir; Uppsala universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Ecology; Alvar; Bryophytes; Carousel model; Community structure; Competition; Dynanmics; Interactions; Lichens; PASFRAN; pattern analysis; Sweden; Ekologi; Terrestrial; freshwater and marine ecology; Terrestisk; limnisk och marin ekologi; ekologisk botanik; Ecological Botany;

    Sammanfattning : Patterns in space and time at different scales in the bryophyte-lichen layer, aud multi-species spatial patterns of bryophytes, lichens and vascular plants were studied in Avenetum limestone grassland on the Great Alvar of the Baltic Island of Öland, south-eastem Sweden.Spatiotemporal patterns of bryophytes and Iichens in grazed and ungrazed alvar grassland demonstrated that dominant species forming large patches were relatively stable in time, whereas less frequent species forming small patches were more mobile. LÄS MER