Essays about: "insects research"

Showing result 21 - 25 of 84 essays containing the words insects research.

  1. 21. Sveriges marginella jordbruksmarker - en potentiell klimatresurs : vilka förändringar krävs för bättre utnyttjande?

    University essay from SLU/Dept. of People and Society

    Author : Adam Löwenborg; Simon Rohlwin; [2021]
    Keywords : marginell jordbruksmark; Theory of change; klimat; biologisk mångfald; växtodling; semistrukturerad intervju; kvalitativ undersökning; marginal agricultural land; Theory of change; climate; biodiversity; crop cultivation; semi-structured interview; qualitative study;

    Abstract : År 2020 uppgick den totala åkermarken i Sverige till 2 548 404 hektar varav 5,3 procent av denna mark betecknas som träda. Marken som ligger i träda gör det ofta av en anledning, till exempel att den är svårbrukad, otillgänglig, dåligt dränerad eller att lantbrukare använder den som ekologisk fokusareal i sina SAM-ansökningar. READ MORE

  3. 22. Impact of different light sources on the responses of moth

    University essay from Högskolan i Halmstad

    Author : Yanhe Zhou; [2021]
    Keywords : Artificial light at night ALAN ; Greater wax moth; Light Attraction; light emitting diodes; LED; Galleria mellonella;

    Abstract : In recent decades, the negative effects of artificial light at night on natural ecosystems have attracted the attention of ecologists. Studies have shown that artificial light at night leads to a considerable reduction in insects and has a worrying impact on terrestrial ecosystems, including nocturnal insects (e.g. Lepidoptera) such as moths. READ MORE

  4. 23. Testing migratory Bogong moth (Agrotis infusa) in orientation experiments using an artificial representation of the Milky Way

    University essay from Lunds universitet/Examensarbeten i molekylärbiologi

    Author : Julius Jansson; [2021]
    Keywords : Biology and Life Sciences;

    Abstract : The Bogong Moth, Agrotis Infusa, is a migratory moth native to South-Eastern Australia. These nocturnal insects migrate over more than 1000 km from their breeding grounds to caves in the Australian alps. To find their way during this migration, individuals of the species use several compass cues, both magnetic and celestial. READ MORE

  5. 24. Friends with benefits? - Does gut microbiota of Spodoptera littoralis affect insecticide resistance and are there any costs of insecticide resistance development?

    University essay from SLU/Dept. of Plant Protection Biology

    Author : Sarah Heithausen; [2021]
    Keywords : insecticide resistance development; gut microbiota; gut symbiont-mediated resistance; trade-off effects; fitness costs; symbiosis; survival; life-history traits; fecundity;

    Abstract : The insect gut microbiota has many important functions for insects such as detoxification of host plant toxins. Recently there has been a growing interest on the effect of insect gut microbiota on insecticide resistance development. Insecticide resistance is a growing concern for food security and sustainable agriculture. READ MORE

  6. 25. Hur gruppstorlek påverkar tillväxt hos hussyrsan (Acheta domesticus)

    University essay from SLU/Dept. of Ecology

    Author : Hedda Björk Ericsson; [2021]
    Keywords : Acheta domesticus; grupp-effekt; hussyrsa; tillväxthastighet; individstorlek;

    Abstract : Ökad tillväxthastighet har observerats bland insekter som hålls i grupp. Begreppet för fenomenet är grupp-effekt (group effect), vilket beskrevs 1958 av Rémy Chauvin. Det finns olika förklaringar till varför tillväxten ökar, men det är osäkert vad den bakomliggande mekanismen är. READ MORE