Essays about: "spiders"

Showing result 16 - 20 of 26 essays containing the word spiders.

  1. 16. Automated Analysis of Spider Silk Images

    University essay from KTH/Skolan för elektro- och systemteknik (EES)

    Author : Freddie Manheij; [2017]
    Keywords : ;

    Abstract : Spider silk is a fascinating material with manyinteresting properties. Silk has many applications, but there areassociated challenges with producing it using spiders. Researchis done in order to find a way to create synthetic spider silkstructures using super hydrophobic surfaces. READ MORE

  3. 17. Kan odlingslandskapets diversitet påverka angreppet av havrebladlus i vårkorn?

    University essay from SLU/Dept. of Biosystems and Technology (from 130101)

    Author : Björn Larsson; [2016]
    Keywords : havrebladlus; vårkorn; Västra Götaland; predatorer; biodiversitet; gröddiversitet; Shannons diversitetsindex;

    Abstract : Detta arbete belyser problematiken med skadegörare i spannmål och vissa möjligheter som finns för att minska trycket av skadegörare genom omgivningsfaktorer som gynnar skadegörarnas naturliga fiender. Frågeställningarna och hypoteserna som avhandlas är: Kan gröddiversitet påverka förekomsten av bladlöss i vårkorn och vilken påverkan har den odlade arealen vall och spannmål för förekomsten av havrebladlöss i vårkorn. READ MORE

  4. 18. Design and sustainability assessment of bioenergy double cropping system in southern Sweden

    University essay from SLU/Dept. of People and Society

    Author : Sbatie Lama; [2016]
    Keywords : bioenergy double cropping system; multifunctional agriculture; ecosystem services; interdisciplinary research; SAFA;

    Abstract : Due to short growing season harvesting two crops sequentially in one year is not common in Sweden. In this experiment a cropping system was designed where rye was grown as a first crop for production of biomass feedstock for bioenergy. READ MORE

  5. 19. Prey specialization and diet of frogs in Borneo

    University essay from Umeå universitet/Institutionen för ekologi, miljö och geovetenskap

    Author : Kristoffer Ahlm; [2015]
    Keywords : specialization; frogs; diet; stomachflushing;

    Abstract : Earlier studies of the diet of frogs indicate that most adult frogs are mainly insectivorous. Overall, frogs are viewed more as generalists than specialists in terms of their diet. However, despite earlier studies, there are still gaps in our knowledge regarding what frogs tend to eat and the degree of specialization. READ MORE

  6. 20. Are tritrophic interactions shaped by plant genotype? A field experiment.

    University essay from Institutionen för ekologi, miljö och geovetenskap

    Author : Ylva Nordström; [2013]
    Keywords : Tritrophic interactions; plant genotype; aggregative behaviour; Galerucella tenella; Asecodes parviclava;

    Abstract : In recent years it has become apparent that when studying plant-herbivore interactions, it is important to also consider the multitrophic context, i.e. to what extent generalist and specialist enemies act as bodyguards for the plant. READ MORE