Essays about: "predate"

Showing result 6 - 9 of 9 essays containing the word predate.

  1. 6. Control of the soft brown scale, Coccus hesperidum L : in greenhouses of botanical gardens

    University essay from SLU/Dept. Of Plant Biology

    Author : Caroline Bayer Frøhling; [2020]
    Keywords : Coccus hesperidum; soft brown scale; plant protection; botanical garden; greenhouse; biological control;

    Abstract : In this bachelor thesis, the control methods for the soft brown scale, Coccus hesperidum L. in greenhouses of botanical gardens, were discussed based on the knowledge gained from a questionnaire answered by gardeners from botanical gardens. C. hesperidum is a common pest in greenhouses. READ MORE

  3. 7. 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. 8. An ecological study of the migration, food composition and relative abundance of three-spined stickleback (Gasterosteus aculeatus) in a shallow area in Kalmar Sound.

    University essay from Linnéuniversitetet/Institutionen för biologi och miljö (BOM)

    Author : Peter Söderling; [2013]
    Keywords : Three-spined stickleback; Gasterosteus aculeatus; migration; abundance; population; decline; increase; food; prey; predate; pike; perch; roach; spring; spawn; recruitment; shallow; Kalmar; Baltic; Storspigg; spigg; vandring; förekomst; population; populationsökning; populationsminskning; föda; byte; predera; predator; gädda; abborre; mört; vår; vårlekande; föryngring; lek; grunt; Kalmar; Kalmarsund; Östersjön;

    Abstract : The populations of three–spined sticklebacks (Gasterosteus aculeatus) in the Baltic Sea have increased tenfold over the last decade. A large increase in abundance can alter the offshore and coastal food webs. READ MORE

  5. 9. The novelty of Open Innovation

    University essay from Högskolan i Halmstad/Sektionen för ekonomi och teknik (SET)

    Author : Peter Altmann; Carmen Lee; [2011]
    Keywords : ;

    Abstract : Proponents of Open Innovation argue in support of its novel additions, critics however question its novelty and argue that the roots of Open Innovation predate Chesbrough. We investigate what is novel about Open Innovation by comparing predating theories and concept swith the main themes we found using a literature review. READ MORE