Sökning: "växtskydd"

Hittade 3 avhandlingar innehållade ordet växtskydd.

  1. 1. Mercury, DDT and PCB in aquatic test organisms : baseline and monitoring studies, field studies on biomagnification, metabolism and effects of some bioaccumulating substances harmful to the Swedish environment

    Författare :Mats Olsson; Stockholms universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; Kvicksilver; oorganisk kemi; Bekämpningsmedel; växtskydd; Vattenförorening;

    Sammanfattning : .... LÄS MER

  3. 2. On the way of making plants smell like moths - a synthetic biology approach

    Författare :Bao-Jian Ding; Funktionell zoologi; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; moth pheromone; transcriptome; fatty acyl desaturase; fatty acyl reductase; acetyltransferase; chain shortening; chain elongation; heterologous expression; synthetic biology; plant expression;

    Sammanfattning : Moth caterpillars are major agricultural pests in many parts of the world. In general female moths attract male mates with their pheromone over long distance. Most of the described moth pheromones belong to the same class of chemical compounds, fatty acid derivatives that are produced de novo in the pheromone gland. LÄS MER

  4. 3. Natural enemies: Functional aspects of local management in agricultural landscapes

    Författare :Helena Hanson; Biodiversitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Agricultural intensification; sustainable agriculture; land use; management intensity; landscape scale; ecosystem services; biological control; species trait; pesticides; predatory arthropods; parasitoids; pollen beetles;

    Sammanfattning : Agricultural intensification has raised the global food production but also caused major concerns about environmental and health effects, including contamination by pesticides. Pesticide applications may induce toxicity not only on the target pest species but especially on non-target species. LÄS MER