Search for dissertations about: "indigenous predators"

Showing result 1 - 5 of 6 swedish dissertations containing the words indigenous predators.

  1. 1. Invading Herbivory. Effects of the Golden Apple Snail (Pomacea canaliculata) in Asian Wetlands

    University dissertation from Nils Carlsson Värbyvägen 206, 230 40 Bara, Sweden

    Author : Nils Carlsson; Lunds universitet.; Lund University.; [2004]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; gastropoda; invasive species; golden apple snail; herbivory; wetland functioning; biodiversity; sustainable control; indigenous predators; size-dependent competitive ability; akvatisk ekologi; limnologi; Marinbiologi; limnology; Hydrobiology; aquatic ecology; marine biology;

    Abstract : Popular Abstract in Swedish Populärvetenskaplig sammanfattning av avhandlingen "Invading Herbivory. Effects of the Golden Apple Snail (Pomacea canaliculata) in Asian wetlands". 1980 förde några affärsmän ett okänt antal individer av den sydamerikanska vattensnäckan Pomacea canaliculata till Taiwan. READ MORE

  2. 2. Negotiating Wilderness in a Cultural Landscape : Predators and Saami Reindeer Herding in the Laponian World Heritage Area

    University dissertation from Uppsala : Acta Universitatis Upsaliensis

    Author : Åsa Dahlström Nilsson; Uppsala universitet.; [2003]
    Keywords : HUMANIORA; HUMANITIES; Cultural anthropology; Laponia; wilderness; cultural landscape; world heritage area; Saami; reindeer herding; predators; Sweden; Kulturantropologi; HUMANITIES and RELIGION History and philosophy subjects Ethnology Cultural anthropology; HUMANIORA och RELIGIONSVETENSKAP Historisk-filosofiska ämnen Etnologi Kulturantropologi; Cultural Anthropology; kulturantropologi;

    Abstract : The UNESCO appointment of the Laponian World Heritage Area in 1996 meant that Sweden accepted the assignment of protecting both the cultural and natural values of this area for all mankind and all generations to come. Located in northern Sweden, Laponia had previously been protected for its natural values only, but the 1996 appointment determined that the local Saami reindeer herding culture should also be preserved. READ MORE

  3. 3. Herbivory, phenotypic variation, and reproductive barriers in fucoids

    University dissertation from Stockholm : Department of Botany, Stockholm University

    Author : Helena Forslund; Stockholms universitet.; [2012]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Non-indigenous species; Enemy Release Hypothesis; Asexual reproduction; Phlorotannins; Distribution; Plant Ecology; växtekologi;

    Abstract : Along the shores of the Northern hemisphere Fucus (Phaeophyceae) species are a prominent presence, providing substrate, shelter, and food for many species. Fucus evanescens, a non-indigenous species (NIS) in Sweden, and F. READ MORE

  4. 4. Trophic interactions and behaviour Studies relevant to a Baltic Sea biomanipulation

    University dissertation from Stockholm : Department of Systems Ecology, Stockholm University

    Author : Per B. Holliland; Stockholms universitet.; [2012]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; zooplankton; non-indigenous species; selectivity; food web; rearing environment; fish stocking; Sander lucioperca; diel vertical migration; ontogeny; ovigerous; marin ekologi; Marine Ecology;

    Abstract : The main theme of this thesis is the interactions of animals with the environment and each other. The thesis was written within the framework of a biomanipulation project “Pikeperch in Himmerfjärden”. READ MORE

  5. 5. Behaviour and life-history responses to chick provisioning under risk of nest predation

    University dissertation from Uppsala : Acta Universitatis Upsaliensis

    Author : Sönke Eggers; Uppsala universitet.; [2002]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Biology; Chick provisioning; clutch size; delayed dispersal; nest concealment; nest predation; parental care; population decline; Perisoreus infaustus; Siberian jay; Biologi; NATURAL SCIENCES Biology; NATURVETENSKAP Biologi; populationsbiologi; Population Biology;

    Abstract : This thesis examines risk management in breeding Siberian jays (Perisoreus infaustus), which is indigenous to the northern taiga. Parent behaviour and the nest are cryptic. A new nest is built each year. It is placed on spruce or pine branches close to the trunk and well insulated with lichens, feathers and reindeer hair. READ MORE