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- Publications
- Influence
Tan spot of pyrethrum is caused by a Didymella species complex
- T. Pearce, J. B. Scott, P. Crous, Sarah Pethybridge, F. Hay
- Biology
- 1 September 2016
Tan spot is a disease of pyrethrum (Tanacetum cinerariifolium) in Australia. Recent increases in the severity and incidence of the disease have prompted a re-evaluation of the pathogen, originally… Expand
Epidemiology of downy mildew of poppy
- Frank S. Hay, J. B. Scott, C. Wilson, P. J. Cotterill, T. Fist
- Biology
- 2002
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Pyrethrum yield estimation by digital image analysis
- J. B. Scott, Sarah J. Pethybridge, Frank S. Hay
- Mathematics
- 2011
Pyrethrum is grown for the production of insecticidal pyrethrins. Production
in Australia is constrained by a number of fungal pathogens, including
Stagonosporopsis ligulicola and Sclerotinia spp.… Expand
- 3
- 1
Prevalence of Fusarium crown rot pathogens of wheat in southern Queensland and northern New South Wales
- J. B. Scott, O. A. Akinsanmi, Mitter, S. Simpfendorfer, R. Dill-Macky, S. Chakraborty
- Environmental Science
- 2004
- 10
- 1
Genotypic diversity in Fusarium pseudograminearum populations in Australian wheat fields
- J. B. Scott, Sukumar Chakraborty
- Biology
- 1 April 2010
Despite being closely related to Fusarium graminearum, which has been extensively characterized in many countries around the world, the population biology of Fusarium pseudograminearum, the main… Expand
Estimation of Pyrethrum Flower Number Using Digital Imagery
- J. B. Scott, D. Gent, F. Hay, Sarah Pethybridge
- Mathematics
- 1 October 2015
Flower number is the primary determinant of yield in pyrethrum ( Tanacetum cineariifolium ). Traditional estimates of flower numbers use physical harvesting of flowers, which is time consuming,… Expand
Identification of 11 polymorphic simple sequence repeat loci in the phytopathogenic fungus Fusarium pseudograminearum as a tool for genetic studies
- J. B. Scott, S. Chakraborty
- Biology, Medicine
- Molecular ecology resources
- 1 May 2008
Simple sequence repeat (SSR) markers for Fusarium pseudograminearum with 2 to 3 bp repeat motifs were identified by screening the genome database of the related species Fusarium graminearum. Twelve… Expand
Adaptation of the Forecasting Model DOWNCAST for Determination of Downy Mildew Epidemics of Oilseed Poppy in Tasmania, Australia
- J. B. Scott, Frank S. Hay, C. Wilson
- Biology
- 1 April 2008
Peronospora cristata, causing downy mildew, has become an economically important pathogen of oilseed poppy (Papaver somniferum) since its first record in Tasmania in 1996. DOWNCAST, originally… Expand
First Report of Systemic Downy Mildew of Opium Poppy Caused by Peronospora somniferi in Australia
- T. Thangavel, C. R. Wilson, S. Jones, J. B. Scott, H. Voglmayr
- Biology
- 1 February 2017
© The American Phytopathological Society.Opium poppy (Papaver somniferum) is a highly valuable crop grown for its opiate alkaloid content, primarily morphine, thebaine, and codeine. Australia is the… Expand
First Report of Witch's Broom Phytoplasma (16SrII-D Group) in Purple Coneflower in Australia
- T. Pearce, J. B. Scott, Sarah Pethybridge
- Biology
- 2011
Pale purple coneflower, Echinacea pallida (Nutt.) Nutt., is a herbaceous perennial, cultivated for its ornamental and medicinal properties. In 2005, phytoplasma-like symptoms, including virescence,… Expand
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