Essays about: "bryophytes"

Showing result 1 - 5 of 16 essays containing the word bryophytes.

  1. 1. Restoration strategies in boreal forests : prescribed burning and gap cutting effects on plant diversity and community composition

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Clara Espinosa Del Alba; [2020]
    Keywords : restoration ecology; boreal forest; fire; gap cutting; biodiversity; voluntary set-asides; vascular plants; bryophytes; forest management;

    Abstract : The boreal biome is one of the largest in the world and their forests have been widely exploited for centuries. Consequently, it has suffered ecological simplification and loss of biodiversity. Under these circumstances passive conservation is no longer enough and active restoration techniques need to be tested. READ MORE

  2. 2. Land reclamation by reindeer lichens : On the complexity of substrate and reindeer grazing on Cladonia spp. dispersal

    University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

    Author : Christine Godeau; [2019]
    Keywords : Artificial dispersal Quartzite quarry; Reindeer lichens; Reindeer winter grazing; Substrate.;

    Abstract : Reindeer lichens are on a dramatic decline in Sweden, with a 71 % decrease in abundance over the last 60 years. Reindeer (Rangifer tarandus tarandus L.) management, undertaken by indigenous Sámi people, depend upon extensive winter grazing grounds with abundant reindeer lichen cover. READ MORE

  3. 3. Naturvärdesträd : betydelsen av grovlek och ålder på träd för lavar och mossor

    University essay from SLU/Dept. of Ecology

    Author : Lisa Ekberg; [2018]
    Keywords : naturvärdesträd; epifytiska lavar; epifytiska mossor; boreal skog; hemiboreal skog; DBH; brösthöjdsdiameter; gamla träd; grova träd; senvuxna träd;

    Abstract : Träd som är grova, gamla eller senvuxna är ovanliga i dagens skogar är mer värdefulla för biologisk mångfald än andra träd. För att ge dessa träd ett bättre skydd, har Skogsstyrelsen definierat så kallade naturvärdesträd. READ MORE

  4. 4. Effects of climate change on freezing damage in three subarctic bryophyte species

    University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

    Author : Marlene Kassel; [2017]
    Keywords : freezing damage; bryophytes; subarctic; climate change;

    Abstract : Climate change is expected to have a strong impact on subarctic ecosystems. Increased temperatures as well as altered precipitation and snow cover patterns are predicted to change species distribution and affect biogeochemical processes in the subarctic tundra. READ MORE

  5. 5. Reforestation in the far north : comparing effects of the native tree species Betula pubescens and the non-native Pinus contorta in Iceland

    University essay from SLU/Dept. of Wildlife, Fish and Environmental Studies

    Author : Elin Fries; [2017]
    Keywords : Iceland; non-native tree species; understory vegetation; P. contorta; B. pubescens;

    Abstract : The use of non-native tree species in forestry is both praised and questioned. Foresters have often promoted their use, mainly because of higher growth rates, resilience to pests and diseases and improved survival under harsh conditions. READ MORE