Showing results 1 to 20 of 22
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| Issue Date | Title | Author(s) |
| 2019 | The absence of keystone indigenous trees inhibits bird recovery up to a decade after invasive tree removal from riparian habitats | Mangachena, Joy Rumbidzai ; Geerts, Sjirk |
| 2016 | Can short-billed nectar thieving sunbirds replace long-billed sunbird pollinators in transformed landscapes? | Geerts, Sjirk |
| 2020 | Describing sexual dimorphism and fine scale spatial distributions in the Drab Thick-tail Scorpion, Parabuthus planicauda | Visser, Jacobus H. ; Geerts, Sjirk |
| 2022 | Distribution of Melaleuca rugulosa (Schlechtendal ex Link) Craven (Myrtaceae) in South Africa: assessment of invasiveness and feasibility of eradication | Matthys, Chelsey ; Jubase, Nolwethu ; Visser, Vernon ; Geerts, Sjirk |
| 2016 | The ecology and foraging behaviour of the harvester termite, Baucaliotermes hainesi in semi-arid grasslands in the northwestern interior of South Africa | Geerts, Sjirk ; van der Linden, J ; van der Linden, E |
| 2020 | Eucalyptus camaldulensis in South Africa – past, present, future | Hirsch, Heidi ; Allsopp, Michael H. ; Canavan, Susan ; Cheek, Michael ; Geerts, Sjirk ; Geldenhuys, Coert J. ; Harding, Graham ; Hurley, Brett P. ; Jones, Wayne ; Keet, Jan-Hendrik ; Klein, Hildegard ; Ruwanza, Sheunesu ; Van Wilgen, Brian W. ; Wingfield, Michael J. ; Richardson, David M. |
| 2020 | Identifying safe cultivars of invasive plants: six questions for risk assessment, management, and communication | Datta, Arunava ; Kumschick, Sabrina ; Geerts, Sjirk ; Wilson, John R.U. |
| 2015 | The importance of pollinators and autonomous self-fertilisation in the early stages of plant invasions: Banksia and Hakea (Proteaceae) as case studies | Moodley, D ; Geerts, Sjirk ; Richardson, DM ; Wilson, John RU |
| 2017 | Invasive alien trees reduce bird species richness and abundance of mutualistic frugivores and nectarivores; a bird’s eye view on a conflict of interest species in riparian habitats. | Mangachena, Joy Rumbidzai ; Geerts, Sjirk |
| 2016 | Lack of human-assisted dispersal means Pueraria montanavar. lobata (kudzu vine) could still be eradicated from South Africa | Geerts, Sjirk ; Mashele, Bongani V ; Visser, Vernon ; Wilson, John RU |
| 2022 | Mixed effect of habitat fragmentation on pollinator visitation rates but not on seed production in renosterveld of South Africa | Hauber, Sina Juliana ; Maier, Simone Lucia ; Adedoja, Opeyemi ; Gaertner, Mirijam ; Geerts, Sjirk |
| 2020 | Modeling the distribution of the invasive alien Cycad Aulacaspis scale in Africa under current and future climate scenarios | Satishchandra, Nitin Kanle ; Geerts, Sjirk |
| 2021 | Nectar gardens on school grounds reconnect plants, birds and people | Mnisi, Bongani E. ; Geerts, Sjirk ; Smith, Ceinwen ; Pauw, Anton |
| 2021 | Phylogeographic patterns in a Semi-lithophilous burrowing scorpion, opistophthalmus pallipes, from South Africa | Visser, Jacobus H. ; Geerts, Sjirk ; Van Vuuren, Bettine Jansen |
| 2014 | Pink flower preference in sunbirds does not translate into plant fitness differences in a polymorphic Erica species | Heystek, Anina ; Geerts, Sjirk ; Barnard, Phoebe ; Pauw, Anton |
| 2020 | Pollination structures plant and nectar-feeding bird communities in Cape fynbos, South Africa: implications for the conservation of plant–bird mutualisms | Geerts, Sjirk ; Coetzee, Anina ; Rebelo, Anthony G. ; Pauw, Anton |
| 2021 | Protea maturation rates and fire return intervals in a mediterranean ecosystem: testing the rules of thumb at a local scale | Geerts, Sjirk |
| 2022 | Relationship of alien species continues in a foreign land: The case of Phytophthora and Australian Banksia (Proteaceae) in South African Fynbos | Qongqo, Axola ; Nchu, Felix ; Geerts, Sjirk |
| 2020 | Secondary invasion and weedy native species dominance after clearing invasive alien plants in South Africa: Status quo and prognosis | Nsikani, Mlungele M. ; Geerts, Sjirk ; Ruwanza, Sheunesu ; Richardson, David M. |
| 2021 | Sexual dimorphism and static allometry in the South African scorpion Opistophthalmus | Visser, Jacobus H. ; Geerts, Sjirk |