{"title":"Correction to: Leaf spot caused by Alternaria crassa on Datura stramonium in Turkey","authors":"T. Bozoğlu, M. Alkan, S. Derviş, G. Özer","doi":"10.1007/s13314-022-00477-9","DOIUrl":"https://doi.org/10.1007/s13314-022-00477-9","url":null,"abstract":"","PeriodicalId":45862,"journal":{"name":"Australasian Plant Disease Notes","volume":"70 1","pages":""},"PeriodicalIF":0.9,"publicationDate":"2022-08-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"53176560","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
David A. Read, Gerhard Pietersen, Bernard Slippers, Emma T. Steenkamp
{"title":"Chrysanthemum virus B and chrysanthemum chlorotic mottle viroid infect chrysanthemum in South Africa","authors":"David A. Read, Gerhard Pietersen, Bernard Slippers, Emma T. Steenkamp","doi":"10.1007/s13314-022-00478-8","DOIUrl":"10.1007/s13314-022-00478-8","url":null,"abstract":"<div><p>This is the first report of chrysanthemum virus B (CVB) and chrysanthemum chlorotic mottle viroid (CChMVd) on <i>Chrysanthemum</i> × <i>morifolium</i> cultivars, in South Africa. Samples were collected from plants showing vein clearing, mosaic and chlorosis, in the Western Cape province. RNAtag-seq was applied and indicated the presence of CVB in all four samples and the co-infection with CChMVd in one sample. The presence of CVB and CChMVd were confirmed using RT-PCR and Sanger sequencing.</p></div>","PeriodicalId":45862,"journal":{"name":"Australasian Plant Disease Notes","volume":"17 1","pages":""},"PeriodicalIF":0.9,"publicationDate":"2022-08-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"50044836","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Mohammad Salehi, Mohammad Mehdi Faghihi, Rasoul Rasoulpour, Elham Salehi
{"title":"First report of ‘Candidatus Phytoplasma phoenicium’ (16SrIX-B) and ‘Candidatus Phytoplasma aurantifolia’ (16SrII-C) related strains on greengage trees","authors":"Mohammad Salehi, Mohammad Mehdi Faghihi, Rasoul Rasoulpour, Elham Salehi","doi":"10.1007/s13314-022-00473-z","DOIUrl":"10.1007/s13314-022-00473-z","url":null,"abstract":"<div><p>During 2021 surveys, greengage witches’-broom (GWB) and decline (GD) diseases were respectively observed in Fars and Yazd provinces of Iran. Presence of phytoplasma in the symptomatic plants was confirmed by PCR amplifications of <i>16S rRNA</i> gene. Sequence analyses showed affiliation of the GWB and GD phytoplasmas to‘<i>Candidatus</i> Phytoplasma phoenicium’ (16SrIX-B) and‘<i>Ca.</i> P. aurantifolia’ (16SrII-C) related strains, respectively. This is the first report of phytoplasma diseases of greengage in Iran and probably in the world.</p></div>","PeriodicalId":45862,"journal":{"name":"Australasian Plant Disease Notes","volume":"17 1","pages":""},"PeriodicalIF":0.9,"publicationDate":"2022-08-13","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"50022117","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Alessandra K. Nakasone, Rayanne S. A. Sobrinho, Ingrid B. L. Coutinho, Kátia R. A. Campos, Jose E. U. Carvalho, Walnice M. O. Nascimento, Íris L. do S. S. da Silva, Kátia L. Nechet
{"title":"First report of Lasiodiplodia theobromae causing canker in Brazil nut","authors":"Alessandra K. Nakasone, Rayanne S. A. Sobrinho, Ingrid B. L. Coutinho, Kátia R. A. Campos, Jose E. U. Carvalho, Walnice M. O. Nascimento, Íris L. do S. S. da Silva, Kátia L. Nechet","doi":"10.1007/s13314-022-00474-y","DOIUrl":"10.1007/s13314-022-00474-y","url":null,"abstract":"<div><p>This paper reports the first occurrence of <i>Lasiodiplodia theobromae</i> in Brazil nut (<i>Bertholletia excelsa</i>). Cankers were found on branches of 3-year-old Brazil nut plants in Belém, Pará, Brazil. The symptomatic plants displayed reddish vascular lesions. The pathogen was identified using morphological and phylogenetic analyses. Koch’s postulates were fulfilled, confirming the first occurrence of <i>L. theobromae</i> in Brazil nut.</p></div>","PeriodicalId":45862,"journal":{"name":"Australasian Plant Disease Notes","volume":"17 1","pages":""},"PeriodicalIF":0.9,"publicationDate":"2022-08-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43321243","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Leaf spot caused by Alternaria crassa on Datura stramonium in Turkey","authors":"Tuğba Bozoğlu, Mehtap Alkan, Sibel Derviş, Göksel Özer","doi":"10.1007/s13314-022-00471-1","DOIUrl":"10.1007/s13314-022-00471-1","url":null,"abstract":"<div><p>In August 2021, jimson weed (<i>Datura stramonium</i>) plants growing as weeds in potato fields in Bolu province, Turkey, exhibited leaf spots with dark concentric rings. Sunken and lens-shaped lesions with a light center were also frequently observed on petioles, branches, and stems. Based on morphological characteristics and phylogenetic analysis of the transcription elongation factor 1-α, RNA polymerase second largest subunit, and glyceraldehyde-3- phosphate dehydrogenase loci, the causal agent was identified as <i>Alternaria crassa</i>. The pathogen was successfully re-isolated from inoculated jimson weed plants in the pathogenicity assay, proving Koch’s postulates. <i>Alternaria crassa</i> caused necrotic lesions on potato plants, similar to those of early blight, confirming them as an alternative host of the pathogen. This is apparently the first report of leaf spot caused by <i>A. crassa</i> on jimson weed in Turkey.\u0000</p></div>","PeriodicalId":45862,"journal":{"name":"Australasian Plant Disease Notes","volume":"17 1","pages":""},"PeriodicalIF":0.9,"publicationDate":"2022-08-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"49995788","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
H. Akkurak, M. Guldur, H. Ayvacı, E. Şimşek, M. Dikilitas
{"title":"First detection of little leaf disease caused by ‘Candidatus Phytoplasma aurantifolia’-related strain (16SrII-B subgroup) in Ficus carica","authors":"H. Akkurak, M. Guldur, H. Ayvacı, E. Şimşek, M. Dikilitas","doi":"10.1007/s13314-022-00470-2","DOIUrl":"https://doi.org/10.1007/s13314-022-00470-2","url":null,"abstract":"","PeriodicalId":45862,"journal":{"name":"Australasian Plant Disease Notes","volume":"17 1","pages":""},"PeriodicalIF":0.9,"publicationDate":"2022-07-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"53176216","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Havva Akkurak, Mehmet Ertugrul Guldur, Humeyra Ayvaci, Eray Simsek, Murat Dikilitas
{"title":"First detection of little leaf disease caused by ‘Candidatus Phytoplasma aurantifolia’-related strain (16SrII-B subgroup) in Ficus carica","authors":"Havva Akkurak, Mehmet Ertugrul Guldur, Humeyra Ayvaci, Eray Simsek, Murat Dikilitas","doi":"10.1007/s13314-022-00470-2","DOIUrl":"10.1007/s13314-022-00470-2","url":null,"abstract":"<div><p>Fig (<i>Ficus carica</i>) trees exhibited symptoms of little leaf, mottling and deformation in Sanliurfa province, Turkey. Poylmerase chain reaction (PCR) through direct and nested-PCR, phylogeny based on the sequence analysis revealed that the infecting agent was closely related to ‘<i>Candidatus</i> Phytoplasma aurantifolia’ (16SrII-B subgroup). This is the first report of <i>Ca.</i> P. aurantifolia in fig trees in Turkey.\u0000</p></div>","PeriodicalId":45862,"journal":{"name":"Australasian Plant Disease Notes","volume":"17 1","pages":""},"PeriodicalIF":0.9,"publicationDate":"2022-07-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"50049545","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Three species of Melaleuca from Western Australia are highly susceptible to Austropuccinia psidii in controlled inoculations","authors":"A. Martino, R. Park, P. A. Tobias","doi":"10.1101/2022.07.25.500947","DOIUrl":"https://doi.org/10.1101/2022.07.25.500947","url":null,"abstract":"Austropuccinia psidii , the fungus causing myrtle rust, was detected in Western Australia for the first time in June 2022. Few Western Australian plant species have been screened for response to the pathogen. Melaleuca thyoides , Melaleuca marginata and Melaleuca leucadendra grown from seeds sourced from Western Australian populations were all highly susceptible to an isolate of the pathogen from eastern Australia.","PeriodicalId":45862,"journal":{"name":"Australasian Plant Disease Notes","volume":"17 1","pages":"1-4"},"PeriodicalIF":0.9,"publicationDate":"2022-07-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42452236","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
K. V. Ashwathappa, V. Venkataravanappa, S. Hiremath, K. S. Shankarappa, C. Reddy, M. K. Reddy
{"title":"Fenugreek plants showing the severe leaf curl disease are associated with tomato leaf curl Kerala virus, DNA-B molecule of tomato leaf curl New Delhi virus and a novel betasatellite","authors":"K. V. Ashwathappa, V. Venkataravanappa, S. Hiremath, K. S. Shankarappa, C. Reddy, M. K. Reddy","doi":"10.1007/s13314-022-00472-0","DOIUrl":"https://doi.org/10.1007/s13314-022-00472-0","url":null,"abstract":"","PeriodicalId":45862,"journal":{"name":"Australasian Plant Disease Notes","volume":"17 1","pages":""},"PeriodicalIF":0.9,"publicationDate":"2022-07-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"53176308","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}