Search Results - "Powell, Kevin S"

Transcriptomics Reveal Several Novel Viruses from Canegrubs (Coleoptera: Scarabaeidae) in Central Queensland, Australia by Etebari, Kayvan, Lenancker, Pauline, Powell, Kevin S, Furlong, Michael J

“…Canegrubs (Coleoptera: Scarabaeidae) are major pests of sugarcane crops in Australia, but despite long-term and intensive research, no commercially viable…”
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Genetic identification of SNP markers linked to a new grape phylloxera resistant locus in Vitis cinerea for marker-assisted selection by Smith, Harley M, Clarke, Catherine W, Smith, Brady P, Carmody, Bernadette M, Thomas, Mark R, Clingeleffer, Peter R, Powell, Kevin S

“…Grape phylloxera (Daktulosphaira vitifoliae Fitch) is a major insect pest that negatively impacts commercial grapevine performance worldwide. Consequently, the…”
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Mealybug Population Dynamics: A Comparative Analysis of Sampling Methods for Saccharicoccus sacchari and Heliococcus summervillei in Sugarcane ( Saccharum sp. Hybrids) by Xu, Hang, Humpal, Jacob A, Wilson, Bree A L, Ash, Gavin J, Powell, Kevin S

“…This research is focused on a comparative field-based study of the population dynamics and sampling methods of two mealybug species, (Cockerell, 1895)…”
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Acizzia solanicola (Hemiptera: Psyllidae) probing behaviour on two Solanum spp. and implications for possible pathogen spread by Valenzuela, Isabel, Trebicki, Piotr, Powell, Kevin S, Vereijssen, Jessica, Norng, Sorn, Yen, Alan L

“…Piercing-sucking insects are vectors of plant pathogens, and an understanding of their feeding behaviour is crucial for studies on insect population dynamics…”
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A method for rearing and assessing the health of the sugarcane pest Dermolepida albohirtum (Coleoptera: Scarabaeidae) by Lenancker, Pauline, Powell, Kevin S.

“…Rearing insects in controlled conditions is a prerequisite to supply high‐quality specimens for bioassays. However, while artificial diets and standardized…”
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Expression of snowdrop lectin (GNA) in transgenic rice plants confers resistance to rice brown planthopper by Rao, K. V., Rathore, Keerti S., Hodges, Thomas K., Fu, X., Stoger, Eva, Sudhakar, D., Williams, Sarah, Christou, Paul, Bharathi, M., Bown, David P., Powell, Kevin S., Spence, Jacqui, Gatehouse, Angharad M. R., Gatehouse, John A.

“…Summary Snowdrop lectin ( Galanthus nivalis agglutinin; GNA) has been shown previously to be toxic towards rice brown planthopper ( Nilaparvata lugens ; BPH)…”
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Occurrence and diversity of entomopathogenic fungi (Beauveria spp. and Metarhizium spp.) in Australian vineyard soils by Korosi, Gyongyver A., Wilson, Bree A.L., Powell, Kevin S., Ash, Gavin J., Reineke, Annette, Savocchia, Sandra

“…[Display omitted] •Vineyard soil samples contained Beauveria spp. or Metarhizium spp.•Three Beauveria spp. were identified, B. australis, B. bassiana and B…”
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Barley yellow dwarf virus infection and elevated CO2 alter the antioxidants ascorbate and glutathione in wheat by Vandegeer, Rebecca K., Powell, Kevin S., Tausz, Michael

“…Plant antioxidants ascorbate and glutathione play an important role in regulating potentially harmful reactive oxygen species produced in response to virus…”
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Virus infection mediates the effects of elevated CO2 on plants and vectors by Trębicki, Piotr, Vandegeer, Rebecca K., Bosque-Pérez, Nilsa A., Powell, Kevin S., Dader, Beatriz, Freeman, Angela J., Yen, Alan L., Fitzgerald, Glenn J., Luck, Jo E.

“…Atmospheric carbon dioxide (CO 2 ) concentration has increased significantly and is projected to double by 2100. To increase current food production levels,…”
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Accounting for spatially heterogeneous conditions in local‐scale surveillance strategies: case study of the biosecurity insect pest, grape phylloxera (Daktulosphaira vitifoliae (Fitch)) by Triska, Maggie D, Powell, Kevin S, Collins, Cassandra, Pearce, Inca, Renton, Michael

“…BACKGROUND Surveillance strategies are often standardized and completed on grid patterns to detect pest incursions quickly; however, it may be possible to…”
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Elevated CO2 and virus infection impacts wheat and aphid metabolism by Vassiliadis, Simone, Plummer, Kim M., Powell, Kevin S., Rochfort, Simone J.

“…Introduction The aphid Rhopalosiphum padi L. is a vector of Barley yellow dwarf virus (BYDV) in wheat and other economically important cereal crops. Increased…”
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Feeding behaviour of Bactericera cockerelli (Šulc) (Hemiptera: Psylloidea: Triozidae) changes when infected with Candidatus Liberibacter solanacearum by Valenzuela, Isabel, Sandanayaka, Manoharie, Powell, Kevin S., Norng, Sorn, Vereijssen, Jessica

“…Pathogens which need a vector for their transmission can alter the vectors’ behaviour to favour their spread. We used the electrical penetration graph…”
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Feeding Behavior of Diaphorina citri (Hemiptera: Liviidae) and Its Acquisition of ‘Candidatus Liberibacter Asiaticus’, on Huanglongbing-Infected Citrus reticulata Leaves of Several Maturity Stages by Luo, Xiaozhu, Yen, Alan L, Powell, Kevin S, Wu, Fengnian, Wang, Yanjing, Zeng, Lixia, Yang, Yuzhi, Cen, Yijing

“…The Asiatic citrus psyllid, Diaphorina citri Kuwayama (Hemiptera: Liviidae), is the main vector of the Asiatic form of huanglongbing (HLB), the putative cause…”
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Barley yellow dwarf virus infection and elevated CO 2 alter the antioxidants ascorbate and glutathione in wheat by Vandegeer, Rebecca K, Powell, Kevin S, Tausz, Michael

“…Plant antioxidants ascorbate and glutathione play an important role in regulating potentially harmful reactive oxygen species produced in response to virus…”
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A Review of Perennial Ryegrass Endophytes and Their Potential Use in the Management of African Black Beetle in Perennial Grazing Systems in Australia by Karpyn Esqueda, Mijail, Yen, Alan L, Rochfort, Simone, Guthridge, Kathryn M, Powell, Kevin S, Edwards, Jacqueline, Spangenberg, German C

“…The major insect pest of Australian cool temperate pastures is the root-feeding insect (African black beetle, ABB). Significant pasture damage can occur even…”
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Discovery of three woolly apple aphid Eriosoma lanigerum (Hemiptera: Aphididae) biotypes in Australia: the role of antixenosis and antibiosis in apple tree resistance by Costa, Arnaud, Williams, David G, Powell, Kevin S

“…The woolly apple aphid (WAA), Eriosoma lanigerum Hausmann, is a worldwide pest of apple orchards that has become widespread in apple‐growing regions of…”
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EPG monitoring of the probing behaviour of the common brown leafhopper Orosius orientalis on artificial diet and selected host plants by Trębicki, Piotr, Tjallingii, W. Fred, Harding, Rob M., Rodoni, Brendan C., Powell, Kevin S.

“…The common brown leafhopper Orosius orientalis (Hemiptera: Cicadellidae) is a polyphagous vector of a range of economically important pathogens, including…”
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Anti-metabolic effects of Galanthus nivalis agglutinin and wheat germ agglutinin on nymphal stages of the common brown leafhopper using a novel artificial diet system by Trębicki, Piotr, Harding, Rob M, Powell, Kevin S

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Biology and management of the redheaded pasture cockchafer Adoryphorus couloni (Burmeister) (Scarabaeidae: Dynastinae) in Australia: a review of current knowledge by Berg, Gordon, Faithfull, Ian G, Powell, Kevin S, Bruce, Rebecca J, Williams, David G, Yen, Alan L

“…The redheaded pasture cockchafer, Adoryphorus couloni (Burmeister) (Scarabaeidae: Dynastinae: Pentodontini) is a pest of semi‐improved and improved pastures in…”
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Assaying the potential benefits of thiamethoxam and imidacloprid for phylloxera suppression and improvements to grapevine vigour by Herbert, Karen S., Hoffmann, Ary A., Powell, Kevin S.

“…Grape phylloxera ( Daktulosphaira vitifoliae, Fitch) is an encroaching problem for the Australian wine industry with four new outbreaks recorded in the past 5…”
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