Identification of Mgenia fuscovaria (Stål)(Hemiptera: Cicadellidae), a vector of aster yellows disease on grapevines in South Africa, and differentiation from Mgenia angusta (Thero... von Pietersen, G. Pietersen, Pietersen, G., Pietersen, I., Stiller, M.

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Diversity of Citrus tristeza virus populations in commercial grapefruit orchards in Southern Africa, determined using Illumina MiSeq technology von Read, D. A., Pietersen, G.

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First Report of Coguvirus eburi Infecting Pear ( Pyrus communis ) in South Africa von Bougard, K, Maree, H J, Pietersen, G, Meitz-Hopkins, J, Bester, R

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First Report of Apple rubodvirus 2 Infecting Pear ( Pyrus communis ) in South Africa von Bougard, K, Maree, H J, Pietersen, G, Meitz-Hopkins, J, Bester, R

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Survey of Citrus tristeza virus (CTV) on Citrus paradisi (Macfad.) cv. “Marsh” in South Africa von Read, D. A., Palacios, M. F., Figueroa, J., Stein, B., Pietersen, G.

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Genotypic diversity of Citrus tristeza virus within red grapefruit, in a field trial site in South Africa von Read, D. A, Pietersen, G

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Survey of Citrus tristeza virus (CTV) diversity in pigmented Citrus x paradisi (Macfad.) (Grapefruit) trees in north-western Argentina von Read, D. A., Palacios, M. F., Kleynhans, J., Figueroa, J., Foguet, L., Stein, B., Pietersen, G.

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Identification of Mgeniafuscovaria (Stål)(Hemiptera: Cicadellidae), a vector of aster yellows disease on grapevines in South Africa, and differentiation from Mgenia angusta (Theron... von Pietersen, G., Pietersen Jnr, G., Pietersen, I., Stiller, M.

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Survey of citrus tristeza virus (CTV) strains in Citrus x limon (L) Burm f. (lemon) in Tucumán Province, Argentina von Read, D. A., Palacios, M. F., Figueroa, J., Foguet, L., Kleynhans, J., Stein, B., Pietersen, G.

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A multiplex PCR assay for the simultaneous identification of three mealybug species (Hemiptera: Pseudococcidae) von Saccaggi, D.L., Krüger, K., Pietersen, G.

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Three genetic grapevine leafroll-associated virus 3 variants identified from South African vineyards show high variability in their 5′UTR von Jooste, A. E. C, Maree, H. J, Bellstedt, D. U, Goszczynski, D. E, Pietersen, G, Burger, J. T

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Soybean blotchy mosaic virus, a New Cytorhabdovirus Found in South Africa von Lamprecht, R.L, Kasdorf, G.G.F, Stiller, M, Staples, S.M, Nel, L.H, Pietersen, G

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Lack of Evidence for Seed Transmission of 'Candidatus Liberibacter africanus' Associated with Greening (Huanglongbing) in Citrus in South Africa von van Vuuren, S P, Cook, G, Pietersen, G

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First Report of the Detection of Bean yellow mosaic virus (BYMV) on Tropaeolum majus ; Hippeastrum spp., and Liatris spp. in South Africa von Schulze, A., Roberts, R., Pietersen, G.

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First Report of Field Population of Trioza erytreae Carrying the Huanglongbing-Associated Pathogen, ‘ Candidatus Liberibacter asiaticus ’, in Ethiopia von Ajene, I. J., Khamis, F., Mohammed, S., Rasowo, B., Ombura, F. L., Pietersen, G., van Asch, B., Ekesi, S.

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Transmission of Activated-Episomal Banana streak OL (badna)virus (BSOLV) to cv. Williams Banana (Musa sp.) by Three Mealybug Species von Meyer, J.B, Kasdorf, G.G.F, Nel, L.H, Pietersen, G

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Lynch syndrome: the influence of environmental factors on extracolonic cancer risk in hMLH1 c.C1528T mutation carriers and their mutation-negative sisters von Blokhuis, M. M., Pietersen, G. E., Goldberg, P. A., Algar, U., Van der Merwe, L., Mbatani, N., Vorster, A. A., Ramesar, R. S.

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First Report of Grapevine Virus H in Grapevine in Greece von Panailidou, P., Lotos, L., Sassalou, C-L, Gagiano, E., Pietersen, G., Katis, N., Maliogka, V.

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Survey for ‘Candidatus Liberibacter’ Species in South Africa Confirms the Presence of Only ‘Ca. L. africanus’ in Commercial Citrus von Pietersen, G, Arrebola, E, Breytenbach, J.H.J, Korsten, L, Le Roux, H.F, La Grange, H, Lopes, S.A, Meyer, J.B, Pretorius, M.C, Schwerdtfeger, M, Van Vuuren, S.P, Yamamoto, P

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Characterisation of a proposed Nucleorhabdovirus new to South Africa von Lamprecht, R. L, Pietersen, G, Kasdorf, G. G. F, Nel, L. H

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