Sjirk Geerts

About Sjirk Geerts

Sjirk Geerts, With an exceptional h-index of 23 and a recent h-index of 18 (since 2020), a distinguished researcher at Cape Peninsula University of Technology, specializes in the field of Alien invasive plants, Restoration Ecology, Pollination, Conservation, Fynbos.

His recent articles reflect a diverse array of research interests and contributions to the field:

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

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

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

The development of a protocol for declaring alien species absent from South Africa

The importance of wild pollinators for indigenous crop pollination: The case of Cyclopia (honeybush)

Weak latitudinal trends in reproductive traits of Afromontane forest trees

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

Barking up which tree? Characterizing farmers, farms, and a behavioral framework regarding livestock guardian dog use in South Africa

Sjirk Geerts Information

University

Position

___

Citations(all)

1430

Citations(since 2020)

1028

Cited By

738

hIndex(all)

23

hIndex(since 2020)

18

i10Index(all)

33

i10Index(since 2020)

32

Email

University Profile Page

Google Scholar

Sjirk Geerts Skills & Research Interests

Alien invasive plants

Restoration Ecology

Pollination

Conservation

Fynbos

Top articles of Sjirk Geerts

Title

Journal

Author(s)

Publication Date

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

Journal of Biogeography

Opeyemi A Adedoja

Carsten F Dormann

Anina Coetzee

Sjirk Geerts

2024/1/31

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

Restoration Ecology

Landi Retief

Mlungele M Nsikani

Sjirk Geerts

2024/1/28

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

Austral Ecology

Duduzile K Ngwenya

Patricia M Holmes

Sjirk Geerts

Karen J Esler

2024/2

The development of a protocol for declaring alien species absent from South Africa

Chelsey Kayla Matthys

2023

The importance of wild pollinators for indigenous crop pollination: The case of Cyclopia (honeybush)

South African Journal of Botany

Kirsten Shaw-Bonner

Genevieve Theron

Opeyemi Adedoja

Cecilia Bester

Sjirk Geerts

2023/10/1

Weak latitudinal trends in reproductive traits of Afromontane forest trees

Annals of Botany

RC Swart

S Geerts

CJ Geldenhuys

J Pauw

A Coetzee

2023/7/5

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

Geomatics

Patricia Duncan

Erika Podest

Karen J Esler

Sjirk Geerts

Candice Lyons

2023/4/18

Barking up which tree? Characterizing farmers, farms, and a behavioral framework regarding livestock guardian dog use in South Africa

Biological Conservation

Craig Glatthaar

Ruth Kansky

Katherine Whitehouse-Tedd

Sjirk Geerts

2023/12/1

UN Decade on Ecosystem Restoration: key considerations for Africa

Restoration Ecology

Mlungele M Nsikani

Pippin Anderson

Zakher Bouragaoui

Sjirk Geerts

Elise S Gornish

...

2023/3

Spatial and temporal patterns in wildlife tourism encounters and how people feel about them based on social media data from South Africa

Journal of Outdoor Recreation and Tourism

JR Mangachena

S Geerts

CM Pickering

2023/12/1

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

Austral Ecology

Duduzile K Ngwenya

Patricia M Holmes

Sjirk Geerts

Karen J Esler

2023/2

9 The Global Distribution of Acacia

Wattles: Australian Acacia Species Around the World

Christophe Botella¹

Hélia Marchante23

Laura Celesti-Grapow¹

Giuseppe Brundu

Sjirk Geerts

...

2023/11/13

Guidelines for restoring Lowland Sand Fynbos ecosystems

Patricia M Holmes

Karen J Esler

Sjirk Geerts

Duduzile K Ngwenya

Anthony G Rebelo

...

2022

The invasive alien Hypericum canariense in South Africa: Management, cost, and eradication feasibility

South African Journal of Botany

Luca Afonso

Karen Esler

Mirijam Gaertner

Sjirk Geerts

2022/5/1

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

Ecology and Evolution

Sage NL Wansell

Sjirk Geerts

Julie A Coetzee

2022/10

Impacts of an invasive alien Proteaceae on native plant species richness and vegetation structure

South African Journal of Botany

Laimi Erckie

Opeyemi Adedoja

Sjirk Geerts

Ernita van Wyk

J Stephen Boatwright

2022/1/1

Secondary invaders in riparian habitats can remain up to 10 years after invasive alien Eucalyptus tree clearing

South African Journal of Botany

Sjirk Geerts

Joy R Mangachena

Mlungele M Nsikani

2022/5/1

Perspectives on and the status of sterile cultivars of invasive alien plants in South Africa

Duran Chetty

Sabrina Kumschick

2022/9

Mixed effect of habitat fragmentation on pollinator visitation rates but not on seed production in renosterveld of South Africa

South African Journal of Botany

Sina Juliana Hauber

Simone Lucia Maier

Opeyemi Adedoja

Mirijam Gaertner

Sjirk Geerts

2022/5/1

Management of Pests Using Genetic Tools in Africa

KS Nitin

TS Masehela

AK Chakravarthy

S Geerts

2022/8/22

See List of Professors in Sjirk Geerts University(Cape Peninsula University of Technology)

Co-Authors

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