Browsing Research Articles (Forestry and Agricultural Biotechnology Institute (FABI)) by Issue Date

Browsing Research Articles (Forestry and Agricultural Biotechnology Institute (FABI)) by Issue Date

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  • Global movement and population biology of Mycosphaerella nubilosa infecting leaves of cold-tolerant Eucalyptus globulus and E. nitens 
    Hunter, Gavin Craig; Van der Merwe, Nicolaas Albertus (Albie); Burgess, Treena I.; Carnegie, Angus J.; Wingfield, Brenda D.; Crous, Pedro W.; Wingfield, Michael J. (Blackwell, 2008)
    Using 10 polymorphic DNA-based microsatellite markers, the genetic diversity of eight Mycosphaerella nubilosa populations from Eucalyptus, comprising 497 isolates from five different countries, was studies using a ...
  • Microsatellite markers for the red band needle blight pathogen, Dothistroma septosporum 
    Barnes, Irene; Cortinas, Maria-Noel; Wingfield, Michael J.; Wingfield, Brenda D. (Blackwell, 2008)
    Twelve microsatellite markers were developed for population analyses of the fungal pathogen, Dothistroma septosporum. Intersimple sequence repeat polymerase chain reaction (ISSR-PCR) and an enrichment protocol (fast isolation ...
  • Leptographium bhutanense sp. nov., associated with the root collar weevil Hylobitelus Chenkupdorjii on Pinus wallichiana in Bhutan 
    Zhou, Xudong; Jacobs, Karin; Kirisits, Thomas; Chhetri, D.B.; Wingfield, Michael J. (National Herbarium Nederland, 2008)
    Leptographium spp. are commonly associated with bark beetles and weevils (Coleoptera: Curculionidae), and some are important tree pathogens. In a recent survey of diseases and insect pests of conifer trees in Bhutan, the ...
  • New host and country records of the Dothistroma needle blight pathogens from Europe and Asia 
    Barnes, Irene; Kirisits, Thomas; Akulov, A.; Chhetri, D.B.; Wingfield, Brenda D.; Bulgakov, T.S.; Wingfield, Michael J. (Blackwell, 2008-06)
    Dothistroma needle blight (DNB) is a serious disease of pines (Pinus spp.), with a worldwide distribution. It is caused by the ascomycete fungi Dothistroma septosporum (teleomorph: Mycosphaerella pini) and Dothistroma pini ...
  • Calonectria (Cylindrocladium) species associated with dying Pinus cuttings 
    Lombard, Lorenzo; Rodas Pelaez, C.A. (Carlos Alberto); Crous, Pedro W.; Wingfield, Brenda D.; Wingfield, Michael J. (Nationaal Herbarium Nederland & Centraalbureau voor Schimmelcultures, 2009)
    Calonectria (Ca.) species and their Cylindrocladium (Cy.) anamorphs are well-known pathogens of forest nursery plants in subtropical and tropical areas of the world. An investigation of the mortality of rooted Pinus cuttings ...
  • Insect associates of Ceratocystis albifundus and patterns of association in a native savanna ecosystem in South Africa 
    Heath, R.N. (Ronald Natale); Wingfield, Michael J.; Van Wyk, Marelize; Roux, Jolanda (Entomological Society of America, 2009)
    Species of Ceratocystis Ellis and Halstead s.l. include important plant pathogens such as C. albifundus Morris, De Beer, and M. J. Wingfield that causes a serious wilt disease of non-native, plantation-grown Acacia mearnsii ...
  • Phylogeny and taxonomy of obscure genera of microfungi 
    Crous, Pedro W.; Braun, Uwe; Wingfield, Michael J.; Wood, A.R.; Shin, H.D.; Summerell, Brett A.; Alfenas, A.C.; Cumagun, C.J.R.; Groenewald, Johannes Zacharias (Nationaal Herbarium Nederland & Centraalbureau voor Schimmelcultures, 2009)
    The recently generated molecular phylogeny for the kingdom Fungi, on which a new classification scheme is based, still suffers from an under representation of numerous apparently asexual genera of microfungi. In an attempt ...
  • Co-occurring species of Teratosphaeria on Eucalyptus 
    Crous, Pedro W.; Groenewald, Johannes Zacharias; Summerell, Brett A.; Wingfield, Brenda D.; Wingfield, Michael J. (Nationaal Herbarium Nederland & Centraalbureau voor Schimmelcultures, 2009)
    A common leaf spot disease occurring on Eucalyptus cladocalyx and E. lehmannii in the Western Cape Province of South Africa is known from literature to be caused by the fungus Coniothyrium ovatum, which is a pathogen native ...
  • Exo-β-1,3-glucanase from yeast inhibits Colletotrichum lupini and Botrytis cinerea spore germination 
    Oelofse, Dean; Dubery, Ian A.; Berger, David Kenneth (Blackwell, 2009)
    Yeast exo-β-1,3-glucanase (EXG1) was evaluated as an inhibitory agent of Colletotrichum lupini and Botrytis cinerea. Extracts obtained from yeast transformed with the exg1 gene, expressing high levels of EXG1 activity, or ...
  • Recent occurrence of Fusarium oxysporum f.sp. cubense tropical race 4 in Asia 
    Molina, A.B.; Fabregar, E.; Sinohin, V.G.; Yi, G.; Viljoen, Altus (International Society for Horticultural Science, 2009)
    Fusarium wilt, caused by Fusarium oxysporum f. sp. cubense (Foc), is an important disease of banana in almost all banana-producing countries of the world. The recent occurrence of a highly virulent form of Foc in Asia, ...
  • Ophiostoma denticiliatum sp. nov. and other Ophiostoma species associated with the birch bark beetle in southern Norway 
    Linnakoski, Riikka; De Beer, Z. Wilhelm; Rousi, M.; Solheim, Halvor; Wingfield, Michael J. (Nationaal Herbarium Nederland & Centraalbureau voor Schimmelcultures, 2009)
    Ophiostomatoid fungi were isolated from Scolytus ratzeburgi infesting Betula pendula and B. pubescens in Norway. Fungi were identified based on morphology, DNA sequence comparison for two gene regions and phylogenetic ...
  • Niche sharing reflects a poorly understood biodiversity 
    Crous, Pedro W.; Wingfield, Michael J.; Groenewald, Johannes Zacharias (Nationaal Herbarium Nederland & Centraalbureau voor Schimmelcultures, 2009)
    Eucalyptus spp. are susceptible to a large number of foliar pathogens, some of which can cause serious defoliation and die-back. In this study, a single leaf spot on a Eucalyptus leaf collected in Madagascar revealed an ...
  • Ceratocystis larium sp. nov., a new species from Styrax benzoin wounds associated with incense harvesting in Indonesia 
    Van Wyk, Marelize; Wingfield, Brenda D.; Clegg, P.A.; Wingfield, Michael J. (Nationaal Herbarium Nederland & Centraalbureau voor Schimmelcultures, 2009)
    Styrax benzoin trees, native to the island Sumatra, Indonesia are wounded to produce resin that is collected and burned as incense. These wounds on trees commonly develop into expanding cankers that lead to tree death. The ...
  • Mite-mediated hyperphoretic dispersal of Ophiostoma spp. from the Infructescences of South African Protea spp. 
    Roets, Francois; Crous, Pedro W.; Wingfield, Michael J.; Dreyer, Leanne Laurette (Entomological Society of America, 2009)
    Ophiostomatoid fungi are well known as economically important pathogens and agents of timber degradation. A unique assemblage of these arthropod-associated organisms including species of Gondwanamyces G. J. Marais and M. ...
  • Factors affecting pine pitch canker modelled on Michaelis–Menten kinetics 
    Hammerbacher, Almuth; Wright, Louwrance Peter; Wingfield, Brenda D.; Wingfield, Michael J.; Coutinho, Teresa A. (NRC Research Press, 2009)
    Fusarium circinatum Nirenberg and O’Donnell is an important pathogen of pine seedlings and cuttings in South Africa. The fungus causes plant death in nurseries, as well as during establishment of pine plantations. The aim ...
  • Phylogenomic analyses predict sistergroup relationship of nucleariids and Fungi and paraphyly of zygomycetes with significant support 
    Liu, Yu; Steenkamp, Emma Theodora; Brinkmann, Henner; Forget, Lise; Philippe, Herve; Lang, Franz B. (BioMed Central, 2009)
    BACKGROUND: Resolving the evolutionary relationships among Fungi remains challenging because of their highly variable evolutionary rates, and lack of a close phylogenetic outgroup. Nucleariida, an enigmatic group of ...
  • Susceptibility of South African native conifers to the pitch canker pathogen, Fusarium circinatum 
    Porter, B.; Wingfield, Michael J.; Coutinho, Teresa A. (Elsevier, 2009)
    Fusarium circinatum is an economically important pathogen of Pinus species, which also occurs on Douglas fir (Pseudotsuga menzeisii). It causes pitch canker of mature trees and root and collar rot of seedlings and cuttings. ...
  • A class-wide phylogenetic assessment of Dothideomycetes 
    Schoch, C.L.; Crous, Pedro W.; Groenewald, Johannes Zacharias; Boehm, E.W.A.; Burgess, Treena I.; De Gruyter, J.; De Hoog, G. Sybren; Dixon, L.J.; Grube, M.; Gueidan, C.; Harada, Y.; Hatakeyama, S.; Hirayama, K.; Hosoya, T.; Huhndorf, S.M.; Hyde, Kevin D.; Jones, E.B.G.; Kohlmeyer, J.; Kruys, A.; Li, Y.M.; Lucking, R.; Lumbsch, H. Thorsten; Marvanova, L.; Mbatchou, J.S.; McVay, A.H.; Miller, A.N.; Mugambi, G.K.; Muggia, L.; Nelsen, M.P.; Nelson, P.; Owensby, C.A.; Phillips, A.J.L.; Phongpaichit, S.; Pointing, Stephen B.; Pujade-Renaud, V.; Raja, H.A.; Rivas Plata, E.; Robbertse, Barbara; Ruibal, C.; Sakayaroj, J.; Sano, T.; Selbmann, L.; Shearer, C.A.; Shirouzu, T.; Slippers, Bernard; Suetrong, S.; Tanaka, K.; Volkmannkohlmeyer, B.; Wingfield, Michael J.; Wood, A.R.; Woudenberg, J.H.C.; Yonezawa, H.; Zhang, Yong; Spatafora, J.W. (Cbs Publications / Centraalbureau voor Schimmelcultures, 2009)
    We present a comprehensive phylogeny derived from 5 genes, nucSSU, nucLSU rDNA, TEF1, RPB1 and RPB2, for 356 isolates and 41 families (six newly described in this volume) in Dothideomycetes. All currently accepted orders ...
  • Characterisation of Zimbabwean Armillaria using IGS-1 sequences and AFLP analysis 
    Wingfield, Brenda D.; Maphosa, L.; Coetzee, Martin Petrus Albertus; Mwenje, E.; Wingfield, Michael J. (Kunming University of Science and Technology, P.R. China, 2009-01)
    Armillaria root and butt rot disease is a common problem in peach orchards, tea and pine plantations in the Eastern Highlands of Zimbabwe. The species of Armillaria causing this disease have not been fully identified but ...
  • Ceratocystis fimbriatomima, a new species in the C. fimbriata sensu lato complex isolated from Eucalyptus trees in Venezuela 
    Van Wyk, Marelize; Wingfield, Brenda D.; Mohali, S.; Wingfield, Michael J. (Kunming University of Science and Technology, P.R. China, 2009-01)
    Species of Ceratocystis represent a group of important plant pathogens as well as saprobes that occur, primarily on woody substrates. The number of species in Ceratocystis has increased substantially in recent years, ...