Essays about: "larval development"

Showing result 6 - 10 of 29 essays containing the words larval development.

  1. 6. Harvning som beteshygienisk åtgärd : ett komplement till avmaskning för att minska mängden infektiösa cyathostominaelarver på bete?

    University essay from SLU/Dept. of Biomedical Sciences and Veterinary Public Health

    Author : Hillevi Hassler; [2021]
    Keywords : häst; cyathostominae; små blodmaskar; parasiter; beteshygien; harvning;

    Abstract : Små blodmaskar (Cyathostominae) är hästens vanligaste endoparasiter med en prevalens upp till 100 %. Parasiterna orsakar sällan sjukdom, men kan leda till allvarliga hälsoproblem hos framförallt unga hästar. De små blodmaskarna har en direkt livscykel och hästarna smittas via bete när de får i sig larvstadium 3 (L3). READ MORE

  3. 7. 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

  4. 8. Cytokine production in equine peripheral blood mononuclear cells induced by SvSXP, a Strongylus vulgaris excretory/secretory protein

    University essay from SLU/Dept. of Animal Breeding and Genetics

    Author : Cecilia Winkler; [2021]
    Keywords : Strongylus vulgaris; equine; cytokine; cyathostomins; vaccine; SvSXP;

    Abstract : The most pathogenic intestinal parasite in horses is Strongylus vulgaris (large bloodworm). When a horse becomes infected with S. vulgaris, the larva penetrates the intestinal wall and migrates through the horse's blood vessels. The parasite can cause serious injuries that can lead to severe colic and, in the worst case, death. READ MORE

  5. 9. Urea’s ability to break the life cycle of Nematodirus spp. in situ : a field study on sheep in New Zealand

    University essay from SLU/Dept. of Clinical Sciences

    Author : Carolina Falkman; [2020]
    Keywords : Nematodirus; Strongyles; sheep; nematodes; urea; nitrogen; anthelmintic; resistance;

    Abstract : Nematodirus spp., along with other gastrointestinal nematodes, are a common cause of disease among sheep and remains a major animal health concern, and cause of reduced productivity for sheep farmers around the world. READ MORE

  6. 10. Declining abundance and shifting distribution for Antarctic krill, Euphausia superba, in the western Antarctic Peninsula

    University essay from Lunds universitet/Examensarbeten i biologi

    Author : Kerstin Holmström; [2020]
    Keywords : Biology and Life Sciences;

    Abstract : Antarctic krill, Euphausia superba, a polar ocean specialist, thrives in the Antarctic severe physical conditions. The krill life cycle consists of strategies that have enabled and supported the species’ dominance of the Antarctic Ocean. Sea Ice extent and duration creates condition that are crucial for survival of the Furcilia larvae. READ MORE