Sökning: "Orthotylus marginalis"

Hittade 2 uppsatser innehållade orden Orthotylus marginalis.

1. 1. The influence of plant sex on the performance of a detrimental herbivore and two biocontrol agents in the dioecious grey willow, Salix cinerea

   Master-uppsats, SLU/Dept. of Ecology

   Författare :Md. Faisal Kabir; [2012]
   Nyckelord :plant sex; Salix; herbivore; omnivore; biocontrol; dioecious; Phratora vulgatissima; Anthocoris nemorum; Orthotylus marginalis;

   Sammanfattning : Dioecious plants can be used as model systems for studying how variation in host plants affects plant-insect interactions. This thesis describes investigations into the impact of plant sex on plant-herbivore-predator interactions for the host plant Salix cinerea. LÄS MER

3. 2. Abundance of syrphid larvae in willow plantations : role of habitat type, prey (Phratora vulgatissima) availability and interactions with other natural enemies

   L3-uppsats, SLU/Dept. of Ecology

   Författare :Hans Johansson; [2009]
   Nyckelord :intraguildpredation; hover fly; foraging behaviour; heteropteran; willow plantation; surrounding habitat; biocontrol; leaf-beetle; mirid; anthocorid;

   Sammanfattning : A large number of hover fly species are as larvae effective predators and often feed on insect pests in plantations. The leaf-beetle Phratora vulgatissima is a common pest in willow plantations and the aim of this study is to study what may affect the presence of hover flies in this system. LÄS MER