Essays about: "thrips"

Found 5 essays containing the word thrips.

  1. 1. Tracing Characteristics of Two Water Hole Features with Multiproxy Analysis : Using Soil Chemistry, Archaeobotany and Entomology

    University essay from Umeå universitet/Institutionen för idé- och samhällsstudier

    Author : Johanna Kantak; [2023]
    Keywords : Water wells; Macrofossils; Soil chemistry; NiR; MS; XRF;

    Abstract : En omfattande multiproxyanalys har utförts på provtagningar från två vattenhål belägna i Skåneregionen i Sverige. Denna mångsidiga analys involverade flera aspekter, inklusive markkemi, entomologi, mikrofossiler och makrofossiler. Resultaten från markkemianalysen avslöjade betydande skillnader mellan de två vattenhålen. READ MORE

  3. 2. Skadeinsekter i sockerbetor

    University essay from SLU/Dept. of Ecology

    Author : Isak Brånstrand; [2022]
    Keywords : Aphis fabae; Atomaria linearis; Chaetocnema concinna; Pegomya hyoscyami; Thrips angusticeps; Beta vulgaris ssp; sockerbetor; neonikotinoider; integrerat växtskydd;

    Abstract : Det finns ett flertal skadeinsekter som kan angripa sockerbetor i Sverige och Danmark. 2018 förbjöds betning med neonikotionider vilket har varit ett säkert skydd mot insekter i sockerbetor. READ MORE

  4. 3. Biological control of thrips with Neoseiulus cucumeris and Orius majusculus in strawberry tunnels

    University essay from SLU/Dept. of Plant Breeding (from 130101)

    Author : Robin Kalenius; [2016]
    Keywords : thrips; Neoseiulus cucumeris; Orius majusculus; strawberry; tunnels; resistance; IPM; IGP;

    Abstract : Several cases of thrips resistance to pesticides have been observed due to heavy usage of insecticides during the seventies-eighties. Thrips complex enzyme metabolic detoxification system and fast reproduction has lead to a classification of major pest in strawberry production. READ MORE

  5. 4. The efficiency of the newly launched predatory mite Amblydromalus limonicus : biological control of thrips in cucumber

    University essay from SLU/Dept. of Plant Breeding (from 130101)

    Author : Erika Skytte af Sätra; [2013]
    Keywords : Biological Control; Amblydromalus limonicus; Frankliniella occidentalis; Cucumber;

    Abstract : In this study, the efficiency of a newly launched predatory mite, Amblydromalus limonicus, has been examined for its potential to use as a biological control agent in cucumber production. A. limonicus can be used for biological control of two thrips species, Frankliniella occidentalis and Thrips tabaci. READ MORE

  6. 5. Samspel mellan amerikansk blomtrips, Frankliniella occidentalis, och kruk-gerbera, Gerbera jamesonii

    University essay from SLU/Dept. of Crop Science

    Author : Lena Roth; [2004]
    Keywords : frankliniella occidentalis; amerikansk blomtrips; gerbera;

    Abstract : Gerbera jamesonii is a plant with a large amount of pollen and various flower colours and a favourite host plant for Frankliniella occidentalis. The best growing temperature for gerbera is approximately 20°C. READ MORE