Works matching AU Geerts, Sjirk

Results: 31

Seed banks and post‐fire recovery of invasive alien Metrosideros excelsa in South Africa: Implications for control.

Published in:

Austral Ecology, 2024, v. 49, n. 5, p. 1, doi. 10.1111/aec.13524

By:

Kraaij, Tineke;
Geerts, Sjirk;
Malan, Nicole

Publication type:

Article

Generalist southern African temperate forest canopy tree species have distinct pollinator communities partially predicted by floral traits.

Published in:

Austral Ecology, 2024, v. 49, n. 5, p. 1, doi. 10.1111/aec.13523

By:

Swart, Rudi Crispin;
Geerts, Sjirk;
Pryke, James Stephen;
Coetzee, Anina

Publication type:

Article

Moving with your mutualist: Predicted climate‐induced mismatch between Proteaceae species and their avian pollinators.

Published in:

Journal of Biogeography, 2024, v. 51, n. 6, p. 992, doi. 10.1111/jbi.14804

By:

Adedoja, Opeyemi A.;
Dormann, Carsten F.;
Coetzee, Anina;
Geerts, Sjirk

Publication type:

Article

POLLINATION ECOLOGY OF THE INVASIVE TREE TOBACCO NICOTIANA GLAUCA: COMPARISONS ACROSS NATIVE AND NON-NATIVE RANGES.

Published in:

Journal of Pollination Ecology, 2012, v. 9, p. 85, doi. 10.26786/1920-7603(2012)12

By:

Ollerton, Jeff;
Watts, Stella;
Connerty, Shawn;
Lock, Julia;
Parker, Leah;
Wilson, Ian;
Schueller, Sheila K.;
Nattero, Julieta;
Cocucci, Andrea A.;
Izhaki, Ido;
Geerts, Sjirk;
Pauw, Anton;
Stout, Jane C.

Publication type:

Article

Using fire, planting, and topsoil translocation for restoration in South African Fynbos: assessing the success and cost‐effectiveness of various restoration treatments.

Published in:

Restoration Ecology, 2024, v. 32, n. 4, p. 1, doi. 10.1111/rec.14102

By:

Retief, Landi;
Nsikani, Mlungele M.;
Geerts, Sjirk

Publication type:

Article

UN Decade on Ecosystem Restoration: key considerations for Africa.

Published in:

Restoration Ecology, 2023, v. 31, n. 3, p. 1, doi. 10.1111/rec.13699

By:

Nsikani, Mlungele M.;
Anderson, Pippin;
Bouragaoui, Zakher;
Geerts, Sjirk;
Gornish, Elise S.;
Kairo, James G.;
Khan, Nasreen;
Madikizela, Bonani;
Mganga, Kevin Z.;
Ntshotsho, Phumza;
Okafor‐Yarwood, Ifesinachi;
Webster, Kayla M. E.;
Peer, Nasreen

Publication type:

Article

Identifying safe cultivars of invasive plants: six questions for risk assessment, management, and communication.

Published in:

NeoBiota, 2020, n. 62, p. 81, doi. 10.3897/neobiota.62.51635

By:

Datta, Arunava;
Kumschick, Sabrina;
Geerts, Sjirk;
Wilson, John R. U.

Publication type:

Article

Stacking and Burning Invasive Acacia saligna Trees in South African Fynbos: Can Native Plant Species Passively Recover?

Published in:

African Journal of Ecology, 2025, v. 63, n. 1, p. 1, doi. 10.1111/aje.70005

By:

Nsikani, Mlungele M.;
Sadan, Tashreeqah;
Geerts, Sjirk

Publication type:

Article

Enhancing invasive alien plant eradication outcomes: Lessons learned from South Africa.

Published in:

African Journal of Ecology, 2024, v. 62, n. 3, p. 1, doi. 10.1111/aje.13312

By:

Nsikani, Mlungele M.;
Geerts, Sjirk

Publication type:

Article

Farming with native bees ( Apis mellifera subsp. capensis Esch.) has varied effects on nectar-feeding bird communities in South African fynbos vegetation.

Published in:

Population Ecology, 2011, v. 53, n. 2, p. 333, doi. 10.1007/s10144-010-0245-2

By:

Geerts, Sjirk;
Pauw, Anton

Publication type:

Article

Pink flower preference in sunbirds does not translate into plant fitness differences in a polymorphic Erica species.

Published in:

Evolutionary Ecology, 2014, v. 28, n. 3, p. 457, doi. 10.1007/s10682-014-9693-z

By:

Heystek, Anina;
Geerts, Sjirk;
Barnard, Phoebe;
Pauw, Anton

Publication type:

Article

Delaying a prescribed burn to scale up the restoration of alien‐invaded Lowland Sand Fynbos in South Africa.

Published in:

Austral Ecology, 2024, v. 49, n. 2, p. 1, doi. 10.1111/aec.13469

By:

Ngwenya, Duduzile K.;
Holmes, Patricia M.;
Geerts, Sjirk;
Esler, Karen J.

Publication type:

Article

Scaling up restoration efforts by simulating the effects of fire to circumvent prescribed burns when preparing restoration sites in South African fynbos ecosystems.

Published in:

Austral Ecology, 2023, v. 48, n. 1, p. 158, doi. 10.1111/aec.13258

By:

Ngwenya, Duduzile K.;
Holmes, Patricia M.;
Geerts, Sjirk;
Esler, Karen J.

Publication type:

Article

The absence of fire can cause a lag phase: The invasion dynamics of Banksia ericifolia ( Proteaceae).

Published in:

Austral Ecology, 2013, v. 38, n. 8, p. 931, doi. 10.1111/aec.12035

By:

Geerts, Sjirk;
Moodley, Desika;
Gaertner, Mirijam;
Le Roux, Johannes J.;
McGeoch, Melodie A.;
Muofhe, Cedric;
Richardson, David M.;
Wilson, John R. U.

Publication type:

Article

Easy technique for assessing pollination rates in the genus Erica reveals road impact on bird pollination in the Cape fynbos, South Africa.

Published in:

Austral Ecology, 2011, v. 36, n. 6, p. 656, doi. 10.1111/j.1442-9993.2010.02201.x

By:

GEERTS, SJIRK;
PAUW, ANTON

Publication type:

Article

Regulatory options for cultivars and hybrids of invasive plant species—the South African experience.

Published in:

Invasive Plant Science & Management, 2024, v. 17, n. 3, p. 228, doi. 10.1017/inp.2024.24

By:

Chetty, Duran;
Datta, Arunava;
Kumschick, Sabrina;
Wilson, John R.U.;
Nchu, Felix;
Geerts, Sjirk

Publication type:

Article

Eucalyptus camaldulensis in South Africa – past, present, future.

Published in:

Transactions of the Royal Society of South Africa, 2020, v. 75, n. 1, p. 1, doi. 10.1080/0035919X.2019.1669732

By:

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.

Publication type:

Article

Impacts of Supplemental Feeding on Sunbird-Pollination Systems in Young Fynbos Varies with Floral Abundance.

Published in:

Environmental Management, 2025, v. 75, n. 4, p. 906, doi. 10.1007/s00267-024-02089-8

By:

Mantintsilili, Asekho;
Geerts, Sjirk;
Seymour, Colleen L.;
Coetzee, Anina

Publication type:

Article

Mapping Invasive Herbaceous Plant Species with Sentinel-2 Satellite Imagery: Echium plantagineum in a Mediterranean Shrubland as a Case Study.

Published in:

Geomatics (2673-7418), 2023, v. 3, n. 2, p. 328, doi. 10.3390/geomatics3020018

By:

Duncan, Patricia;
Podest, Erika;
Esler, Karen J.;
Geerts, Sjirk;
Lyons, Candice

Publication type:

Article

Sexual dimorphism and static allometry in the South African scorpion Opistophthalmus karrooensis.

Published in:

Arachnology, 2021, v. 18, n. 9, p. 1057, doi. 10.13156/arac.2021.18.9.1057

By:

Visser, Jacobus H.;
Geerts, Sjirk

Publication type:

Article

Static allometry and sexual dimorphism in the Striped Lesser-thicktail Scorpion Uroplectes lineatus.

Published in:

Arachnology, 2021, v. 18, n. 7, p. 700, doi. 10.13156/arac.2020.18.7.700

By:

Visser, Jacobus H.;
Geerts, Sjirk

Publication type:

Article

Pollination and reproduction enhance the invasive potential of an early invader: the case of Lythrum salicaria (purple loosetrife) in South Africa.

Published in:

Biological Invasions, 2021, v. 23, n. 9, p. 2961, doi. 10.1007/s10530-021-02549-w

By:

Geerts, Sjirk;
Adedoja, Opeyemi

Publication type:

Article

Pollination structures plant and nectar‐feeding bird communities in Cape fynbos, South Africa: Implications for the conservation of plant–bird mutualisms.

Published in:

Ecological Research, 2020, v. 35, n. 5, p. 838, doi. 10.1111/1440-1703.12148

By:

Geerts, Sjirk;
Coetzee, Anina;
Rebelo, Anthony G.;
Pauw, Anton

Publication type:

Article

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.

Published in:

Ecological Research, 2017, v. 32, n. 5, p. 667, doi. 10.1007/s11284-017-1481-0

By:

Mangachena, Joy;
Geerts, Sjirk

Publication type:

Article

Reduced flower visitation by nectar-feeding birds in response to fire in Cape fynbos vegetation, South Africa.

Published in:

Journal of Ornithology, 2012, v. 153, n. 2, p. 297, doi. 10.1007/s10336-011-0743-9

By:

Geerts, Sjirk;
Malherbe, Sarel;
Pauw, Anton

Publication type:

Article

African sunbirds hover to pollinate an invasive hummingbird-pollinated plant.

Published in:

Oikos, 2009, v. 118, n. 4, p. 573, doi. 10.1111/j.1600-0706.2009.17167.x

By:

Geerts, Sjirk;
Pauw, Anton

Publication type:

Article

Describing sexual dimorphism and fine scale spatial distributions in the Drab Thick-tail Scorpion, Parabuthus planicauda.

Published in:

African Zoology, 2020, v. 55, n. 3, p. 250, doi. 10.1080/15627020.2020.1796525

By:

Visser, Jacobus H;
Geerts, Sjirk

Publication type:

Article

Different Traits Determine Introduction, Naturalization and Invasion Success In Woody Plants: Proteaceae as a Test Case.

Published in:

PLoS ONE, 2013, v. 8, n. 9, p. 1, doi. 10.1371/journal.pone.0075078

By:

Moodley, Desika;
Geerts, Sjirk;
Richardson, David M.;
Wilson, John R. U.

Publication type:

Article

Lack of human-assisted dispersal means Pueraria montana var. lobata (kudzu vine) could still be eradicated from South Africa.

Published in:

Biological Invasions, 2016, v. 18, n. 11, p. 3119, doi. 10.1007/s10530-016-1226-y

By:

Visser, Vernon;
Wilson, John;
Geerts, Sjirk;
Mashele, Bongani

Publication type:

Article

Where are the seeds? Lack of floral morphs prevent seed production by the tristylous Pontederia cordata in South Africa.

Published in:

Ecology & Evolution (20457758), 2022, v. 12, n. 10, p. 1, doi. 10.1002/ece3.9366

By:

Wansell, Sage N. L.;
Geerts, Sjirk;
Coetzee, Julie A.

Publication type:

Article

Relationship of alien species continues in a foreign land: The case of Phytophthora and Australian Banksia (Proteaceae) in South African Fynbos.

Published in:

Ecology & Evolution (20457758), 2022, v. 12, n. 7, p. 1, doi. 10.1002/ece3.9100

By:

Qongqo, Axola;
Nchu, Felix;
Geerts, Sjirk

Publication type:

Article