Näytetään 61 - 80 yhteensä 131 tuloksesta haulle 'two species', hakuaika: 0,07s Tarkenna hakua
  1. 61

    Maankäytön vaikutus kuminapeltojen kukkakärpäsiin (Syrphidae) ja muihin pölyttäjiin Tekijä Toikkanen, Jenni

    Julkaistu 2017
    “…In landscape ecology, researchers explore how landscape structure affects species diversity. Habitat heterogeneity -hypothesis states that structurally heterogeneous landscapes have more different resources and conditions than simple landscapes, which increases the species diversity. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  2. 62

    Moottorikelkkailun vaikutukset suokasvillisuuteen Tekijä Äikäs, Michelle

    Julkaistu 2023
    “…The aim of this research was to investigate what kind of effects snowmobiling has on peatland vegetation, how snowmobiling affects the number of species of peatland plants and the species composition of the plant community and has the compaction of the now any impact on the number of species in peatlands. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  3. 63

    Conserving ecological networks in the context of urban expansion : Siberian flying squirrel in Jyväskylä Tekijä Kosma, Maari

    Julkaistu 2020
    “…Maankäyttö vähensi kytkeytyneisyyttä 3.2 %. Yksittäisten hankkeiden vaikutukset vaihtelivat ja jo yhden hankkeen välttäminen lähes puolitti kokonaisvaikutukset. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  4. 64

    Ympäristön vaikutus rantavyöhykkeen pohjaeläimistöön Puruveden Hummonselällä Tekijä Mäkinen, Teemu

    Julkaistu 2019
    “…The density of individuals and the diversity of benthic invertebrates significantly increased with the increasing percentage coverage of stones and vegetation. Species richness increased with increasing proportion of fine sediments, and density, species richness and diversity of macroinvertebrates correlated positively with periphyton abundance. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  5. 65

    Interactions between faunal community and decomposition processes in relation to microclimate and heterogeneity in boreal forest soil Tekijä Sulkava, Pekka

    Julkaistu 2001
    “…They were incubated at different moistures and temperatures and they contained different food webs of soil organisms, depending on the aims of the experiment. In two experiments, microcosms contained humus and four different litter materials, either separately in four patches or mixed with each other in one patch. …”
    Hae kokoteksti Hae kokoteksti
    Väitöskirja
  6. 66

    Kahden lajin kasvatuksen vaikutus mikrolevien kykyyn poistaa ravinteita kalojen kiertovesikasvatuksen jätevedestä Tekijä Pudas, Aaro

    Julkaistu 2021
    “…Based on preliminary results I chose two green microalgae species to be used in my experiments: Selenastrum sp. and Monoraphidium griffithii. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  7. 67

    Human disturbance on Polylepis mountain forests in Peruvian Andes Tekijä Raudaskoski, Anna

    Julkaistu 2014
    “…From about 30 Polylepis species approximately half is classified as vulnerable. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  8. 68

    Costs and benefits of pyrrolizidine alkaloid sequestration in the wood tiger moth (Arctia plantaginis) Tekijä Mähönen, Marjut

    Julkaistu 2022
    “…These results increase our knowledge about the capability of a generalist species to handle PA compounds. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  9. 69

    Aerobic anoxygenic phototrophic bacteria and their photosynthetic membranes : imaging from macro- to nanoscale Tekijä Franz, Ole

    Julkaistu 2022
    “…Previous research has focused on aquatic AAP bacteria, revealing new species, and developing hypotheses for their impact. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  10. 70

    Kantojen korjuu metsänuudistamisessa : vaikutus maaperän hajottajaeläimistöön Tekijä Mensonen, Kirsi

    Julkaistu 2015
    “…This appeared in decreased numbers of species and in the fall also in lowered diversity of the communities. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  11. 71

    The effects of sex pheromone on female attractiveness and its role in maintaining color polymorphism in Arctia plantaginis Tekijä Selenius, Eetu

    Julkaistu 2021
    “…Wood tiger moth males in Finnish populations maintain two color morphs: white and yellow. The coloration is determined by one locus two allele mode of inheritance with a dominant allele for white (W) and a recessive allele for yellow coloration (y). …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  12. 72

    Fitting Generalized Linear Latent Variable Models using the method of Extended Variational Approximation Tekijä Korhonen, Pekka

    Julkaistu 2020
    “…Ecologists are often concerned with the relationships between two or more species across a multiple test sites. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  13. 73

    Täpläravun (Pacifastacus leniusculus) ja jokiravun (Astacus astacus) vaikutukset pienten järvien litoraalivyöhykkeen surviaissääskiyhteisöihin Tekijä Kosola, Eeva

    Julkaistu 2024
    “…The aim of this study was to investigate the effects of the two crayfish species on chironomid abundance, community diversity and composition in the shallow littoral zone of lakes. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  14. 74

    Cell entry and early infection of Echovirus 30 Tekijä Kantoluoto, Tino Ville Valtteri

    Julkaistu 2020
    “…E30-infektion osoitettiin myös etenevän nopeasti, sillä sen RNA-genomi alkoi replikoituimaan jo 2,5 tunnin jälkeen. Myös isäntäsolun solulimakalvostossa osoitettiin tapahtuvan muutoksia jo 2 tunnin jälkeen. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  15. 75

    Piirtämisen mahdollisuudet kasvien lajintuntemuksen opetuksessa Tekijä Holopainen, Venla

    Julkaistu 2015
    “…Attitudes towards and about drawing were also studied. Two classes of pupils aged 15–16 took part to the study. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  16. 76

    Fenologian vaikutus aposemaattisen täpläsiilikkään (Arctia plantaginis) värimuotojen saalistuspaineeseen Tekijä Siirilä, Tuisku

    Julkaistu 2023
    “…Predation is a significant selection pressure on populations of prey species and as a result many species have evolved different defense mechanisms against predators. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  17. 77

    Studies on the mechanisms of lead neurotoxicity and oxidative stress in human neuroblastoma cells Tekijä Naarala, Jonne

    Julkaistu 1997
    “…Excitotoxicity and oxidative stress are two phenomena that have repeatedly been described as being involved in a wide range of disorders of the nervous system including epilepsy, ransient cerebral ischemia, Alzheimer's disease, Parkinson's disease and Huntington's disease. …”
    Hae kokoteksti Hae kokoteksti
    Väitöskirja
  18. 78

    Vedenpinnan tason vaikutus ennallistettujen soiden kasvillisuuden kehittymiseen Tekijä Jantunen, Aapo

    Julkaistu 2024
    “…The effect was often seen only in two years. I also found that restoration affected all the studied plant species. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  19. 79

    Effects of artificial circulation as a lake management tool on profundal macroinvertebrate community Tekijä Adoga, Emmanuel

    Julkaistu 2019
    “…In this study, I examined the impacts of artificial circulation on profundal macroinvertebrate community abundance, diversity and species composition in two lakes, using annual time series data on invertebrates from 2004 to 2017. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
  20. 80

    Tienpientaret ylläpitävät perinnebiotooppien hämähäkkilajiston monimuotoisuutta Tekijä Jokinen, Valtteri

    Julkaistu 2020
    “…It turned out, however, that pastures are slightly more species-poor than the other two habitats. From the perspective of the conservation of traditional bioptopes, the more important observation was that road verges are even more diverse than meadows. …”
    Hae kokoteksti Hae kokoteksti
    Pro gradu
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