Essays about: "pan-trap"

Found 2 essays containing the word pan-trap.

  1. 1. Partners in crime – How cabbage seed weevil assists brassica pod midge in damaging pods of winter oilseed rape in fields in Southern Sweden : how is insect abundance related to crop damage?

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

    Author : Sarah Heithausen; [2020]
    Keywords : monitoring; Ceutorhynchus obstrictus; Dasineura brassica; Brassica napus; Integrated Pest Management; economic threshold; pan trap; sticky trap;

    Abstract : The brassica pod midge (Dasineura brassicae) has emerged as an important pest causing problems in Winter Oilseed Rape (WOSR) (Brassica napus ssp. napus) production in Southern Sweden during recent years. Adult female D. brassicae oviposit into WOSR pods. READ MORE

  3. 2. Effects of flower abundance and colour on pan-trap catches

    University essay from Linköpings universitet/Institutionen för fysik, kemi och biologi

    Author : Hilda-Linn Berglund; [2016]
    Keywords : Syrphidae; Apoidea; Bombus; Cetoniidae; Lepturinae; Trichius; pan-trap; hand-netting; flower colour; Blomflugor; bin; humlor; guldbaggar; blombockar; humlebaggar; färgskålar; håvning; blomfärger;

    Abstract : Pollinating insects are important for many plants and for the human population. To be able to monitor pollinators and assess improvements made for them, it is important to get information about pollinator population changes. Therefore, it is essential that the methods used to collect data are accurate (i.e. READ MORE