Prof Jacquie van der Waals



Extra-ordinary Professor

Department

Plant and Soil Sciences
Biosketch
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Research Profiles

Primary Supervisor
Mandla Mcebo Sibiya

 CITRUS PATHOLOGY PROGRAMME

Current position: Programme Manager of Preharvest Disease Research

Citrus Research International

In my position at CRI, I am responsible for coordinating research in the Preharvest disease programme, conducting research in the field of citrus fruit and foliar diseases, publication of research results in accredited journals and for ensuring technology transfer and reports of all research projects to the citrus industry in South Africa.

 My team

Rostoll, Lize Technical assistant
   
Student Degree
Booysen, Marcelle MSc
Botha, Lisa MSc (Agric)
Claassens, Streicher MSc (Agric)
de Muelenaere, Cerista MSc
de Wet, Angelique MSc
Els, Paul BSc Hons
Errenrich, Martin BSc (Agric) IV
Grobbelaar, Nandus BSc Hons
Heyns, Alecia MSc (Agric)
McNeil, Jason MSc
Ngubane, Nhlonipho MSc

News

Brett Summerell presents a FABI special seminar

FABI hosted a special seminar by Dr Brett Summerell, Chief Scientist and Director of Research at the Royal Botanic Garden Sydney.

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Publication
Theron E, van Niekerk JM, van der Waals JE. (2025) A review of the use of phosphonates in the management of Phytophthora nicotianae in citrus in South Africa. Phytoparasitica 53(11) 10.1007/s12600-024-01234-7 PDF
Liakos C, Cowan D, Kvitko B, Dutta B, du Toit L, van der Waals JE, Derie ML, Lebre P, Ibanez V, Coutinho TA. (2024) The Bacterial and Viral Communities Associated with OnionBacterial Bulb Rot. Phytobiomes Journal 10.1094/PBIOMES-11-23-0121-R PDF
Gush S, Lebre P, Coutinho TA, Cowan DA, van der Waals JE. (2024) Disentangling shifts in the soil microbiome of potatoes infected with Rhizoctonia solani Anastomosis Group 3-PT in search of potential biocontrol agents. Phytobiomes Journal 10.1094/PBIOMES-06-23-0046-R
Strydom RF, Wilson CR, Tegg RS, Balendres MA, van der Waals JE. (2024) Advancements in Spongospora subterranea: Current knnowledge, management strategies, and research gaps. Potato Research 10.1007/s11540-024-09701-8
Strydom RF, Wilson CR, Tegg RS, Balendres MA, van der Waals JE. (2024) Advancements in Spongospora subterranea: Current Knowledge, Management Strategies, and Research Gaps. Potato Research 67:1497-1537. 10.1007/s11540-024-09701-8 PDF
Gush SL, Lebre P, Coutinho TA, Cowan D, van der Waals JE. (2024) Disentangling Shifts in the Soil Microbiome of Potatoes Infected with Rhizoctonia solani Anastomosis Group 3-PT in Search of Potential Biocontrol Agents. Phytobiomes Journal 8:128-142. 10.1094/PBIOMES-06-23-0046-R
Coutinho TA, van der Waals JE. (2024) Historical perspective on 120 years of agriculture: Highlights from research published in the SAJS. South African Journal of Science 120:Article #18965. 10.17159/sajs.2024/18965
Theron E, Bophela K, Bisschoff J, Shin G, Coutinho TA, van der Waals JE. (2023) Survey of Soft Rot Pectobacteriaceae Infecting Potatoes in South Africa. Potato Research 66:723-749. 10.1007/s11540-022-09598-1 PDF
Theron E, Bophela KN, Bisschoff J, Shin G, Coutinho TA, Van der Waals JE. (2022) Survey of Soft Rot Pectobacteriaceae Infecting Potatoes in South Africa. Potato Research 10.1007/s11540-022-09598-1
Mushonga K, Steyn JM, Swart WJ, van der Waals JE. (2020) Plant-soil feedback responses of four dryland crop species under greenhouse conditions. Plant-Environment Interactions 10.1002/pei3.10035 PDF
van der Waals JE, Kruger K. (2020) Emerging potato pathogens affecting food security in southern Africa: Recent research. South African Journal of Science 116(11/12) 10.17159/ PDF
Moleboheng M, Modisane KJ, Apostolides Z, van der Waals JE. (2020) Metabolomic Fingerprinting of Potato Cultivars Differing in Susceptibility to Spongospora subterranea f. sp. subterranea Root Infection. International Journal of Molecular Sciences 21:3788. 10.3390/ijms21113788 PDF
Simango K, Slabbert C, van der Waals JE. (2020) Alternative hosts of Spongospora subterranea f. sp. subterranea in southern Africa. European Journal of Plant Pathology In Press 10.1007/s10658-020-01993-z
Mbedzi PP, Van den Hooven L, Vorster BJ , Van der Waals J. (2019) Screening for Sclerotinia sclerotiorum resistance using detached leaf assays and simple sequence repeat markers in soybean cultivars. Crop Protection 215:104909. 10.1016/j.cropro.2019.104909 PDF
Gush S, Muzhinji M, Truter M, Van der Waals JE. (2019) First Report of Rhizoctonia solani AG 2-2IIIB Causing Elephant Hide on Potato Tubers in South Africa. Plant Disease 103(7) 10.1094/PDIS-10-18-1850-PDN
Muzhinji N, van der Waals JE. (2019) Population biology and genetic variation of Spongospora subterranea f. sp. subterranea, the cause of powdery scab and root galls on potato in South Africa. . Phytopathology 10.1094/PHYTO-12-18-0467-R PDF
Shutt VM, Shin G, van der Waals JE, Goszczynska T, Coutinho T. (2018) Characterization of Ralstonia strains infecting tomato plants in South Africa. Crop Protection 112:56-62. 10.1016/j.cropro.2018.05.013