| Decline of bumble bees (Bombus) in the North American Midwest JC Grixti, LT Wong, SA Cameron, C Favret Biological conservation 142 (1), 75-84, 2009 | 588 | 2009 |
| Increased genetic differentiation in a specialist versus a generalist bee: implications for conservation A Zayed, L Packer, JC Grixti, L Ruz, RE Owen, H Toro Conservation Genetics 6, 1017-1026, 2005 | 119 | 2005 |
| Conservation genetics of potentially endangered mutualisms: reduced levels of genetic variation in specialist versus generalist bees L Packer, A Zayed, JC Grixti, L Ruz, RE Owen, F Vivallo, H Toro Conservation Biology 19 (1), 195-202, 2005 | 109 | 2005 |
| Changes in the bee fauna (Hymenoptera: Apoidea) of an old field site in southern Ontario, revisited after 34 years JC Grixti, L Packer The Canadian Entomologist 138 (2), 147-164, 2006 | 80 | 2006 |
| The status of taxonomy in Canada and the impact of DNA barcoding L Packer, JC Grixti, RE Roughley, R Hanner Canadian Journal of Zoology 87 (12), 1097-1110, 2009 | 42 | 2009 |
| Decline of bumble bees JC Grixti, LT Wong, S Cameron, C Favret Bombus, 2009 | 10 | 2009 |
| Behavioral interactions among females of Acamptopoeum submetallicum (Spinola) and Nolanomelissa toroi Rozen (Hymenoptera: Andrenidae). JC Grixti, AZ Amro Zayed, L Packer | 4 | 2004 |
| The bee fauna of an old field site in southern Ontario, revisited after 34 years: A case for change. JC Grixti | 1 | 1993 |
| Water Quality in Ontario 2014 Report OM the Environment and Climate Change | | 2016 |
| Water Quality in Ontario 2012 Report OM the Environment | | 2013 |
| Water Quality in Ontario 2010 Report OM the Environment | | 2012 |
| The use of museum data in assessing the status of bumble bees in Illinois J Grixti The 2007 ESA Annual Meeting, December 9-12, 2007, 2007 | | 2007 |
| Biodiversity, systematics, morphology, and evolution-Changes in the bee fauna (Hymenoptera: Apoidea) of an old field site in southern Ontario, revisited after 34 years JC Grixti, L Packer Canadian Entomologist 138 (2), 147-164, 2006 | | 2006 |
| Apoidea) of an old field site in southern Ontario JC Grixti, L Packerº | | |
laurence packerYork UniversityDirección de correo verificada de yorku.ca
