Taylor, A., Vagany, V., Barbara, Dez J., Thomas, Brian, Pink, David, Jones, J. E. and Clarkson, John P.. (2013) Identification of differential resistance to six Fusarium oxysporum f. sp. cepae isolates in commercial onion cultivars through the development of a rapid seedling assay. Plant Pathology, Volume 62 (Number 1). pp. 103-111. ISSN 0032-0862

Xu, Xiangming, Harvey, Nick, Roberts, Anthony and Barbara, Dez J.. (2013) Population variation of apple scab (Venturia inaequalis) within mixed orchards in the UK. European Journal of Plant Pathology, Volume 135 (Number 1). pp. 97-104. ISSN 0929-1873

Gladders, P. (Peter), Smith, J. A., Kirkpatrick, L., Clewes, E., Grant, C., Barbara, Dez J., Barnes, A. V. and Lane, C. R.. (2011) First record of verticillium wilt (Verticillium longisporum) in winter oilseed rape in the UK. New Disease Reports, Volume 23 (Number 8). ISSN 2044-0588

Xu, Xiangming, 1964-, Roberts, T. (Tony), Barbara, Dez J., Harvey, Nick G., Gao, Liqiang and Sargent, Daniel J.. (2009) A genetic linkage map of Venturia inaequalis, the causal agent of apple scab. BMC Research Notes, Vol.2 (No.163). ISSN 1756-0500

Eastwell, Kenneth C. and Barbara, Dez J. (2009) Apple mosaic virus. In: Field Guide for Integrated Pest Management in Hops. Washington State University: A Cooperative Publication Produced by Oregon State University, University of Idaho, U.S. Department of Agriculture - Agricultural Research Service, and Washington State Universit, p. 29.

Hay, F.S. and Barbara, Dez J. (2009) Arabis mosaic. In: Compendium of Hop Diseases and Pests. Compendium of hop diseases and pests, Vol.1 . St. Paul, Minn: APS Press, pp. 41-44. ISBN 978-0-89054-376-4

Eastwell, Kenneth C. and Barbara, Dez J. (2009) Carlavirus complex: American hop latent virus, hop latent virus and hop mosaic virus. In: Field Guide for Integrated Pest Management in Hops. Washington State University: A Cooperative Publication Produced by Oregon State University, University of Idaho, U.S. Department of Agriculture - Agricultural Research Service, and Washington State Universit, p. 28.

Pethybridge, S.J., Barbara, Dez J., Wilson, C.R. and Eastwell, Kenneth C. (2009) Hop latent viroid. In: Compendium of Hop Diseases and Pests. Compendium of hop diseases and pests, Vol.1 . St. Paul, Minn: APS Press, pp. 47-48. ISBN 978-0-89054-376-4

Pethybridge, S.J. and Barbara, Dez J. (2009) Humulus japonicus latent virus. In: Compendium of Hop Diseases and Pests. Compendium of hop diseases and pests, Vol.1 . St. Paul, Minn: APS Press, pp. 46-47. ISBN 978-0-89054-376-4

Eastwell, Kenneth C. and Barbara, Dez J. (2009) Other viruses viroids and virus like agents. In: Field Guide for Integrated Pest Management in Hops. Washington State University: A Cooperative Publication Produced by Oregon State University, University of Idaho, U.S. Department of Agriculture - Agricultural Research Service, and Washington State Universit, pp. 32-33.

Clewes, E., Edwards, S. G. and Barbara, Dez J.. (2008) Direct molecular evidence supports long-spored microsclerotial isolates of Verticillium from crucifers being interspecific hybrids. Plant Pathology, Vol.57 (No.6). pp. 1047-1057. ISSN 0032-0862

Ispahani, S. K., Goud, J. C. (Jan-Kees C.), Termorshuizen, A. J., Morton, A. and Barbara, Dez J.. (2008) Host specificity, but not high-temperature tolerance, is associated with recent outbreaks of Verticillium dahliae in chrysanthemum in the Netherlands. European Journal of Plant Pathology, Vol.122 (No.3). pp. 437-442. ISSN 0929-1873

Barbara, Dez J., Roberts, A. L. and Xu, X.-M.. (2008) Virulence characteristics of apple scab (Venturia inaequalis) isolates from monoculture and mixed orchards. Plant Pathology, Vol.57 (No.3). pp. 552-561. ISSN 0032-0862

Pethybridge, Sarah J., Hay, Frank S., Barbara, Dez J., Eastwell, Kenneth C. and Wilson, Calum R. (2008) Viruses and viroids infecting hop : significance, epidemiology, and management. Plant Disease, Vol.92 (No.3). pp. 324-338. ISSN 0191-2917

Xu, Xiangming, Yang, Jiarong, Thakur, Vijay, Roberts, A. and Barbara, Dez J.. (2008) Population variation of apple scab (Venturia inaequalis) isolates from Asia and Europe. Plant Disease, Vol.92 (No.2). pp. 247-252. ISSN 0191-2917

Clewes, E. and Barbara, Dez J. (2008) Two allopolyploid ascomycete fungal plant pathogens were not rescued by vertical transmission. New Phytologist, Vol.177 (No.3). pp. 583-585. ISSN 0028-646X

Barbara, Dez J.. Cavity spot the culprit is caught. Horticultural Development Company(HDC) News, Vol.155 . pp. 28-30.