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Showing 1 to 2 of 2 for “"Bombus sp."”.

  1. The biology of Rosa multiflora (Rosaceae) and two of its biotic mortality factors

    … soil erosion. However, R. multiflora rapidly spread from these original plantings via seeds and clonally, invading pasture and wooded areas. We found that at the scale of contiguous plants (patches) R. multiflora is spreading clonally and through sexual reproduction. Although there were …

    iastate Repository record for The biology of Rosa multiflora (Rosaceae) and two of its biotic mortality factors (opens in a new tab)

  2. The role of pathogens in the decline of North American bumble bees with a focus on the microsporidium nosema bombi

    Item withdrawn by Mark Zulauf (zulauf@illinois.edu) on 2010-04-20T14:52:15Z Item was in collections: University of Illinois Theses & Dissertations (ID: 1) No. of bitstreams: 2 Cordes_Nils.doc: 3626496 bytes, checksum: 86797c1b3922ba9db556d864d1fbcf8b (MD5) Cordes_Nils.pdf: 2655395 bytes, checksum: …

    uiuc Repository record for The role of pathogens in the decline of North American bumble bees with a focus on the microsporidium nosema bombi (opens in a new tab)