Now showing items 1-4 of 4

  • Control of poison ivy in managed grassland systems 

    Seeman, Anthony; Summerville, Keith S. (2007-05-29)
    In many cases, the first step in an autogenic restoration is to eradicate invasive or undesired species. One management strategy used to reduce cover of invasive species in the Tallgrass prairies or oak savannas of Iowa ...
  • "Do restored wetlands create suitable waterfowl habitat?" 

    Anderson, Scott H.; Summerville, Keith S. (2005-06-23)
    Historically, North American wetland ecosystems supported substantial waterfowl biodiversity prior to agricultural development. Loss of wetland habitats in agricultural states such as Iowa is often linked to regional ...
  • The Effects of impoundment depth and isolation on fish species diversity and fish size 

    Bottcher, Jared; Summerville, Keith S. (2007-06-01)
    A problem for many fisheries managers is trying to maintain a diverse prey base while maximizing predator size. To test the effects of water depth and impoundment isolation on fish size and species composition, two rock-quarry ...
  • "Species traits as predictors of the frequency of recolonization in prairie Lepidoptera" 

    Steichen, Renae M.; Conoan, Christopher J.; Summerville, Keith S. (2005-06-23)
    Restoration ecologists are increasingly turning to the development of models to predict how species move from a regional species pool into a restored community. Two untested assumptions of these models, however, are that ...