Browsing Research Articles (Plant Production and Soil Science) by UP Author "Wingfield, Michael J."

Browsing Research Articles (Plant Production and Soil Science) by UP Author "Wingfield, Michael J."

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  • Armillaria root rot spreading into a natural woody ecosystem in South Africa 
    Coetzee, Martin Petrus Albertus; Musasira, N.Y.; Roux, Jolanda; Roets, F.; Van der Merwe, Nicolaas Albertus (Albie); Wingfield, Michael J. (Wiley, 2018-05)
    Signs and symptoms of a disease similar to those of armillaria root rot have recently been observed on various native woody plants on the foothills of Table Mountain in South Africa, one of the most botanically diverse ...
  • An artificial inoculation protocol for Uromycladium acaciae, cause of a serious disease of Acacia mearnsii in southern Africa 
    Fraser, Stuart; McTaggart, Alistair R.; Chan, Julian Moreno; Nxumalo, Thobile; Shuey, Louise S.; Wingfield, Michael J.; Roux, Jolanda (NISC (Pty) Ltd and Informa UK Limited (trading as Taylor & Francis Group), 2019)
    Uromycladium acaciae is the cause of a severe wattle rust epidemic in plantations of Acacia mearnsii (black wattle) in southern Africa. Research on the biology of this damaging rust is assisting in the development of control ...
  • An assessment of mangrove diseases and pests in South Africa 
    Osorio, J. Alexander; Crous, Casparus J.; Wingfield, Michael J.; De Beer, Z. Wilhelm; Roux, Jolanda (Oxford University Press, 2017-05)
    Mangroves are critically important components of coastal ecosystems. However, their survival is globally threatened, mostly due to impacts resulting from human activities. Reports of mangrove deaths associated with pathogens ...
  • Blast from the past : a study of decades-old fungal cultures resolves a long-standing tree disease mystery 
    Wingfield, Michael J.; Pham, N.Q.; Marincowitz, Seonju; Duong, Tuan A.; Wingfield, Brenda D.; Wilson, A.M. (Andi) (Springer, 2024-05)
    A root disease in plantations of Pinus radiata and Pinus pinaster, where trees died in distinct patches, was present in the Western Cape province of South Africa during the 1970s and 1980s. Phytophthora cinnamomi was ...
  • Botanical gardens provide valuable baseline Phytophthora diversity data 
    Hulbert, J.M. (Joey); Paap, Trudy; Burgess, Treena I.; Roets, Francois; Wingfield, Michael J. (Elsevier, 2019-12)
    Phytophthora species are important plant pathogens especially due to their ability to invade and change ecosystems. However, information regarding their diversity and distribution is not available in many parts of the ...
  • Botryosphaeriaceae on Syzygium cordatum across a latitudinal gradient in South Africa 
    Vivas, Maria; Mehl, James William Montague; Wingfield, Michael J.; Roux, Jolanda; Slippers, Bernard (Elsevier, 2021-09)
    The Botryosphaeriaceae is a family of endophytic fungi, many of which are latent pathogens of woody plants. Although extensively sampled in some parts of the world, little is known regarding their occurrence across different ...
  • Calonectria queenslandica : causal agent of Eucalyptus leaf blight in southern China 
    Li, WenWen; Chen, ShuaiFei; Wingfield, Michael J.; Duong, Tuan A. (American Phytopathological Society, 2023-03)
    Calonectria leaf blight caused by Calonectria spp. is among the most serious diseases affecting the health and sustainability of Eucalyptus plantations in southern China. Recent outbreaks of this disease in GuangDong ...
  • Calonectria species isolated from Eucalyptus plantations and nurseries in South China 
    Li, JieQiong; Wingfield, Michael J.; Liu, QianLi; Barnes, Irene; Roux, Jolanda; Lombard, Lorenzo; Crous, Pedro W.; Chen, ShuaiFei (International Mycological Association, 2017-10-17)
    Diseases caused by species of Calonectria (Ca.) represent a serious threat to the growth and sustainability of Eucalyptus plantations in China. Symptoms caused by these fungi mainly include leaf blight on trees in ...
  • Calonectria species, including four novel taxa, associated with Eucalyptus in Malaysia 
    Pham, Nam Q.; Marincowitz, Seonju; Chen, ShuaiFei; Yaparudin, Yani; Wingfield, Michael J. (Springer, 2022-01)
    The genus Calonectria accommodates many important pathogens of agricultural, horticultural and forestry crops, including Eucalyptus. During 2017 surveys of Eucalyptus diseases in Sabah, Malaysia, typical symptoms of ...
  • Ceratocystis wilt on Eucalyptus : first record from South Africa 
    Roux, Jolanda; Wingfield, Michael J.; Fourie, Arista; Noeth, K.; Barnes, Irene (NISC (Pty) Ltd and Informa UK Limited (trading as Taylor and Francis Group), 2020)
    Wilt and death of an E. grandis × E. urophylla variety was recently observed in the Zululand region of KwaZulu-Natal, South Africa. Symptoms on the dying trees included a streaking pattern of discolouration in the sapwood ...
  • Characterisation of the mating-type loci in species of Elsinoe causing scab diseases 
    Pham, Nam Q.; Duong, Tuan A.; Wingfield, Brenda D.; Barnes, Irene; Duran, Alvaro; Wingfield, Michael J. (Elsevier, 2023-12)
    The genus Elsinoe includes many aggressive plant pathogens that infect various economically important agricultural, horticultural and forestry plants. Significant diseases include citrus scab caused by E. fawcettii and E. ...
  • Community composition and distribution of Phytophthora species across adjacent native and non-native forests of South Africa 
    Bose, Tanay; Wingfield, Michael J.; Roux, Jolanda; Vivas, Maria; Burgess, Treena I. (Elsevier, 2018-12)
    The diversity of Phytophthora species associated with various ecological niches is poorly understood. In this study, the community composition and distribution of Phytophthora species associated with non-native plantation ...
  • Continuous replanting could degrade soil health in short-rotation plantation forestry 
    Bose, Tanay; Hammerbacher, Almuth; Slippers, Bernard; Roux, Jolanda; Wingfield, Michael J. (Springer, 2023-08)
    PURPOSE OF REVIEW : Continuous replanting of land with the same or similar plant species can result in the accumulation of harmful soil microbes, which can lead to crop failure. In this review, we explore the influence of ...
  • Convergent evolution unites the population genetics of protea-associated ophiostomatoid fungi 
    Aylward, Janneke; Ngubane, Nombuso P.; Dreyer, Leanne I.; Oberlander, K.C. (Kenneth); Wingfield, Michael J.; Roets, Francois (Elsevier, 2023-06)
    Knoxdaviesia and Sporothrix species occupy the flower heads of some Protea plants in southern Africa. Knoxdaviesia species display exceptional genetic diversity within the Core Cape Subregion (CCR) and are readily dispersed ...
  • Cryphonectriaceae associated with rust-infected Syzygium jambos in Hawaii 
    Roux, Jolanda; Nkuekam, Gilbert Kamgan; Marincowitz, Seonju; Van der Merwe, Nicolaas Albertus (Albie); Uchida, Janice; Wingfield, Michael J.; Chen, ShuaiFei (Pensoft Publishers, 2020-12-31)
    Syzygium jambos (Myrtales, Myrtaceae) trees in Hawaii are severely affected by a rust disease caused by Austropuccinia psidii (Pucciniales, Sphaerophragmiaceae), but they are commonly co-infected with species of Cryphonectriaceae ...
  • Cryptic sexual reproduction in an emerging Eucalyptus shoot and foliar pathogen 
    Pham, Nam Q.; Suzuki, Hiroyuki; Duong, Tuan A.; Wingfield, Brenda D.; Barnes, Irene; Durán, Alvaro; Wingfield, Michael J. (Wiley, 2024-06)
    Eucalyptus scab and shoot malformation is an emerging disease and a serious threat to the global plantation forestry industry. The disease appeared in North Sumatra (Indonesia) in the early 2010s and the causal agent was ...
  • Cypress canker : an important disease discovered for the first time on a native South African tree 
    Wingfield, Michael J.; Marincowitz, Seonju; Pham, Nam Q.; Roets, Francois; Paap, Trudy; Wingfield, Brenda D.; Aylward, Janneke (Wiley, 2022-10)
    Cypress canker is a branch and stem canker disease of Cupressaceae trees, particularly those in the genera Cupressus and Hesperocyparis. These trees have been planted in many parts of the world as ornamentals and the ...
  • Draft genome of Cercospora zeina, Fusarium pininemorale, Hawksworthiomyces lignivorus, Huntiella decipiens and Ophiostoma ips 
    Wingfield, Brenda D.; Berger, David Kenneth; Steenkamp, Emma Theodora; Lim, Hye-Jin; Duong, Tuan A.; Bluhm, Burton H.; De Beer, Z. Wilhelm; De Vos, Lieschen; Fourie, Gerda; Naidoo, Kershney; Olivier, Nicholas Abraham; Lin, Yao-Cheng; Van de Peer, Yves; Joubert, Fourie; Crampton, Bridget Genevieve; Swart, Velushka; Soal, Nicole Christine; Tatham, Catherine; Van der Nest, Magrieta Aletta; Van der Merwe, Nicolaas Albertus (Albie); Van Wyk, Stephanie; Wilken, Pieter Markus; Wingfield, Michael J. (International Mycological Association, 2017-11-21)
    The genomes of Cercospora zeina, Fusarium pininemorale, Hawksworthiomyces lignivorus, Huntiella decipiens, and Ophiostoma ips are presented in this genome announcement. Three of these genomes are from plant pathogens and ...
  • A dynamic, web-based resource to identify rust fungi (Pucciniales) in southern Africa 
    McTaggart, Alistair R.; Beasley, Dean R.; Wingfield, Michael J.; Wood, Alan R.; Pretorius, Zakkie A.; Drenth, Andre; Shivas, Roger G.; Roux, Jolanda (Pensoft Publishers, 2017-09-15)
    Rust fungi (Pucciniales) are some of the most important plant pathogens that cause diseases of agricultural and tree crops. There are approximately 8,000 described species worldwide. The rust fungi of South Africa were ...
  • Effect of temperature, leaf wetness and the developmental stage of host tissue on infection of Acacia mearnsii by Uromycladium acaciae (Pucciniales) 
    Fraser, Stuart; McTaggart, Alistair R.; Wingfield, Michael J.; Roux, Jolanda (Springer, 2017-09)
    Uromycladium acaciae causes a serious rust disease in plantations of non-native Acacia mearnsii (black wattle) in South Africa. Little is known about the biology of U. acaciae, making disease control difficult. Germination ...