Browsing University of Hertfordshire by Author "Petit, S."

Now showing items 1-2 of 2

    • Conservation biological control at the landscape level: measuring and modelling 

      Petit, S.; Lavigne, C; Ferguson, A; Tixier, P; Bohan, D; Otto, S.; Alomar, O; Vers, A; Bocci, G; Eggenschwiter, L; Moonen, C; Golla, B; Denholm, Ian (IOBC/WPRS, 2010)
      The incorporation of landscape management into Conservation Biological Control (CBC) strategies is a priority area of research but is hindered by a lack of harmonisation of the means to describe and measure the effectiveness ...

    • Trophic links between functional groups of arable plants and beetles are stable at a national scale 

      Brooks, D. R.; Storkey, Jonathan; Clark, S. J.; Firbank, L. G.; Petit, S.; Woiwood, I. P. (2012-01)
      1. There is an urgent need to accurately model how environmental change affects the wide-scale functioning of ecosystems, but advances are hindered by a lack of knowledge of how trophic levels are linked across space. It ...