Essays about: "Pheromone"

Showing result 11 - 15 of 49 essays containing the word Pheromone.

  1. 11. Simulated evolution of food foraging strategies of army ants

    University essay from KTH/Skolan för elektroteknik och datavetenskap (EECS)

    Author : Alvin Häger; Adam Torkkeli-Johansson; [2019]
    Keywords : ;

    Abstract : Many ant species make use of pheromone trails to coordinate food raids, which result in emergent behaviour in the form of complex, dynamic foraging patterns. The foraging behaviour of army ants, in particular, can be modelled as a ’central foraging problem’, where ants leave the nest to collect and bring back food. READ MORE

  3. 12. Den blygrå rapsviveln & skidgallmyggan : ett växande problem i svensk rapsodling

    University essay from SLU/Dept. of Ecology

    Author : Mina Sattar Panahi; [2018]
    Keywords : blygrå rapsvivel; skidgallmygga; Ceutorhynchus assimilis; Dasineura brassicae; raps;

    Abstract : Den blygrå rapsviveln och skidgallmyggan räknas till två av de alvarliga skadegörarna i raps runt om i Europa. Tidigare har betydande angrepp endast skett enstaka år i Sverige men under de 3 senaste växtsäsongerna har höstrapsen i södra Sverige drabbats hårt av angrepp. READ MORE

  4. 13. Inbreeding decreases upwind pheromone : mediated male flight and frequency in female calling behavior in a lab culture of the pyraloid moth Plodia interpunctella

    University essay from Högskolan Kristianstad/Fakulteten för naturvetenskap

    Author : Per Heydorn; [2018]
    Keywords : Plodia interpunctella; Indian meal moth; lab culture; degeneration; inbreeding;

    Abstract : Semiochemicals are chemicals used to communicate. Animals tend to use these e.g. to locate food sources or to find a suitable mate. READ MORE

  5. 14. Conservation of saproxylic beetles in a wooded pasture in northern Scania

    University essay from Lunds universitet/Examensarbeten i biologi

    Author : Andreas Schmidt; [2018]
    Keywords : Biology and Life Sciences;

    Abstract : The area of wooded pasture in Europe has decreased drastically over the last centuries due to abandoned management. Herrevadskloster is a newly formed nature reserve in northern Scania with an unusually long continuity of being an open, grazed woodland containing large old trees. READ MORE

  6. 15. Klomipraminbehandling vid separationsrelaterade problem hos hund

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

    Author : Emma Jiborn; [2018]
    Keywords : klomipramin; separationsångest; serotonin; SNRI; återupptagshämmare; beteendeterapi; tricykliska antidepressiva;

    Abstract : Att behandla hundar mot separationsångest är viktigt både ur ett djurskydds- och djurägarperspektiv. Hundar är i naturen mycket sociala djur som har ett behov av en anknytningsperson (attachment figure). READ MORE