| The implications of accepting untested hypotheses: a review of the effects of purple loosestrife (Lythrum salicaria) in North America HA Hager, KD McCoy Biodiversity & Conservation 7 (8), 1069-1079, 1998 | 146 | 1998 |
| A framework to guide the conservation of species hybrids based on ethical and ecological considerations RN Jackiw, G Mandil, HA Hager Conservation Biology 29 (4), 1040-1051, 2015 | 136 | 2015 |
| Competitive effect versus competitive response of invasive and native wetland plant species HA Hager Oecologia 139 (1), 140-149, 2004 | 113 | 2004 |
| Area-sensitivity of reptiles and amphibians: Are there indicator species for habitat fragmentation? HA Hager Ecoscience 5 (2), 139-147, 1998 | 111 | 1998 |
| Current and potential future distribution of the American dog tick (Dermacentor variabilis, Say) in North America JN Minigan, HA Hager, AS Peregrine, JA Newman Ticks and tick-borne diseases 9 (2), 354-362, 2018 | 104 | 2018 |
| Same data, different analysts: variation in effect sizes due to analytical decisions in ecology and evolutionary biology E Gould, HS Fraser, TH Parker, S Nakagawa, SC Griffith, PA Vesk, ... BMC biology 23 (1), 35, 2025 | 98 | 2025 |
| Effects of elevated CO 2 on photosynthetic traits of native and invasive C 3 and C 4 grasses HA Hager, GD Ryan, HM Kovacs, JA Newman BMC ecology 16 (1), 28, 2016 | 55 | 2016 |
| Characteristics for evaluating the conservation value of species hybrids S Piett, HA Hager, C Gerrard Biodiversity and Conservation 24 (8), 1931-1955, 2015 | 44 | 2015 |
| Assessing environmental attributes and effects of climate change on Sphagnum peatland distributions in North America using single-and multi-species models. TA Oke, HA Hager PloS one 12 (4), e0175978, 2017 | 43 | 2017 |
| Soil properties as constraints to seedling regeneration beyond alpine treelines in the Canadian Rocky Mountains EL Davis, HA Hager, Z Gedalof Arctic, Antarctic, and Alpine Research 50 (1), e1415625, 2018 | 41 | 2018 |
| Positive relationships between invasive purple loosestrife (Lythrum salicaria) and plant species diversity and abundance in Minnesota wetlands HA Hager, RD Vinebrooke Canadian Journal of Botany 82 (6), 763-773, 2004 | 40 | 2004 |
| Limits and effects of invasion by the nonindigenous wetland plant Lythrum salicaria (purple loosestrife): a seed bank analysis SB Yakimowski, HA Hager, CG Eckert Biological Invasions 7 (4), 687-698, 2005 | 38 | 2005 |
| Plant community dynamics and carbon sequestration in Sphagnum‐dominated peatlands in the era of global change TA Oke, HA Hager Global Ecology and Biogeography 29 (10), 1610-1620, 2020 | 37 | 2020 |
| Predicting Potential Global Distributions of Two Miscanthus Grasses: Implications for Horticulture, Biofuel Production, and Biological Invasions HA Hager, SE Sinasac, Z Gedalof, JA Newman PloS one 9 (6), e100032, 2014 | 37 | 2014 |
| Differential effects of Typha litter and plants on invasive Lythrum salicaria seedling survival and growth HA Hager Biological Invasions 6 (4), 433-444, 2004 | 34 | 2004 |
| Escaped Miscanthus sacchariflorus reduces the richness and diversity of vegetation and soil seed bank HA Hager, R Rupert, LD Quinn, JA Newman Biological Invasions 17 (6), 1833-1847, 2015 | 31 | 2015 |
| Costs, Benefits, Parasites and Mutualists: The Use and Abuse of the Mutualism–Parasitism Continuum Concept for Epichloë Fungi JA Newman, S Gillis, HA Hager bioRxiv, 2021.04. 21.440766, 2021 | 18 | 2021 |
| Traits related to biological invasion: A note on the applicability of risk assessment tools across taxa LM Emiljanowicz, HA Hager, JA Newman NeoBiota 32, 31-64, 2017 | 14 | 2017 |
| Endophytes inconsistently affect plant communities across Schedonorus arundinaceus hosts KA Yurkonis, K Shukla, J Holdenried, HA Hager, KA Bolton, ... Plant Ecology 215 (4), 389-398, 2014 | 14 | 2014 |
| Winter warming effects on overwinter survival, energy use, and spring emergence of Cerotoma trifurcata (Coleoptera: Chrysomelidae) EA Berzitis, HA Hager, BJ Sinclair, RH Hallett, JA Newman Agricultural and Forest Entomology 19 (2), 163-170, 2017 | 13 | 2017 |
Jonathan NewmanVice President: Research, Wilfrid Laurier UniversityVerified email at wlu.ca
