Natural and Agricultural Sciences

Natural and Agricultural Sciences

Recent Submissions

  • Crous, Pedro W.; Wang, X.W.; Lombard, L.; Groenewald, J.Z.; Li, J.; Videira, S.I.R.; Samson, R.A.; Liu, X.Z. (Naturalis Biodiversity Center and Centraalbureau voor Schimmelcultures, 2016-09-25)
    Chaetomium globosum, the type species of the genus, is ubiquitous, occurring on a wide variety of substrates, in air and in marine environments. This species is recognised as a cellulolytic and/or endophytic fungus. It is ...
  • Steyn, Jumari; Venter, Gert J.; Labuschagne, Karien; Majatladi, Daphney; Boikanyo, Solomon N.B.; Lourens, Carina W.; Ebersohn, Karen; Venter, Estelle Hildegard (AOSIS OpenJournals, 2016-10-31)
    Several studies have demonstrated the ability of certain viruses to overwinter in arthropod vectors. The over-wintering mechanism of bluetongue virus (BTV) is unknown. One hypothesis is over-wintering within adult ...
  • Steenkamp, Emma Theodora; Magadlela, Anathi; Vardien, Waafeka; Kleinert, Aleysia; Valentine, Alexander J. (CSIRO Publishing, 2016-02)
    Virgilia divaricata Adamson is a forest margin legume that is known to invade the N- and P-poor soils of the mature fynbos, implying that it tolerates variable soil N and P levels. It is not known how the legume uses ...
  • Abbas, Mujahid; Chema, CImran Zulfiqar; Razani, Abdolrahman (University of Nis, Serbia, Faculty of Sciences and Mathematics, 2016)
    The necessary conditions for existence of a common fixed point of two mappings satisfying generalized b-order contractive condition in the setting of a partially ordered b-complete b-metric space are presented. Also, we ...
  • Coertse, Jessica; Markotter, Wanda; Nel, Louis Hendrik; Weyer, Jacqueline; Msimang-Dermaux, Veerle; Paweska, Janusz T.; Le Roux, Kevin; Govender, Premi; Blumberg, Lucille H. (Medpharm Publications, NISC (Pty) Ltd, Taylor & Francis, and Informa business, 2016)
    Human survival from rabies is exceptionally rare. We report a case of human survival (with severe neurological sequelae) in a child from South Africa. The patient was exposed to rabid dogs on two separate occasions and ...
  • Wingfield, Brenda D.; Ambler, Jon M.; Coetzee, Martin P.A.; De Beer, Z. Wilhelm; Duong, Tuan A.; Joubert, Fourie; Hammerbacher, Almuth; McTaggart, Alistair R.; Naidoo, Kershney; Santana, Quentin S.; Steenkamp, Emma Theodora; Trollip, Conrad; Van der Nest, Magrieta Aletta; Wilken, P. Markus; Wingfield, Michael J.; Nguyen, Hai D.T.; Ponomareva, Ekaterina; Seifert, Keith A.; Visagie, Cobus M.; Yilmaz, Neriman (International Mycological Association, 2016-06-21)
    The genomes of Armillaria fuscipes, Ceratocystiopsis minuta, Ceratocystis adiposa, Endoconidiophora laricicola, E. polonica, and Penicillium freii DAOMC 242723 are presented in this genome announcement. These six genomes ...
  • Abbas, Mujahid; Berzig, M.; Nazir, T.; Karapmar, E. (University Politehnica of Bucharest, 2016)
    Please read abstract in the article.
  • Ofoegbu, Chidiebere; Chirwa, Paxie W.; Babalola, F.D.; Francis, Joseph (AOSIS OpenJournals, 2016-07-29)
    Forests are vulnerable to climate change and are also major sources of livelihood for many rural households in Africa. This study examines rural people’s perceptions of climate change impacts on forest-based livelihoods ...
  • Thantsha, Mapitsi Silvester; Ubani, Onyedikachi; Atagana, Harrison Ifeanyichukwu; Adeleke, Rasheed (National Institute of Science Communication and Information Resources, 2016-04)
    In the present study, different bacteria with polycyclic aromatic hydrocarbon (PAH)-degrading capabilities were isolated from compost prepared from oil sludge and animal manures. These bacteria were isolated on a mineral ...
  • Abbas, Mujahid; Ciric, Ljubomir; Chandok, Sumit (University of Nis, Serbia, Faculty of Sciences and Mathematics, 2016)
    Abbas, Ali and Salvador [Fixed and periodic points of generalized contractions in metric spaces, Fixed Point Theory Appl. 2013, 2013:243] extended the concept of Fcontraction mapping introduced in [21], to two mappings. ...
  • Bihon, Wubetu; Cloete, Michele; Gerrano, Abe Shegro; Oelofse, Dean; Adebola, Patrick (American Society for Microbiology, 2016-09-22)
    Alternaria alternata (Fr.) Keissler strain PPRI 21032 was isolated from onion leaves collected in Roodeplaat, Pretoria, South Africa. The whole genome of this strain was sequenced and produced a total of 33.12 Mb with a ...
  • Rossouw, Werner; Korsten, Lise (Wiley, 2017-02)
    Microbial dynamics on commercially grown white button mushrooms is of importance in terms of food safety assurance and quality control. The purpose of this study was to establish the microbial profile of fresh white button ...
  • Bekker, Andriette; Van Niekerk, Janet; Arashi, Mohammad (Elsevier, 2017-03)
    In this paper, we generalize the Wishart distribution utilizing a fresh approach that leads to the hypergeometric Wishart generator distribution with the Wishart generator and the Wishart as special cases. Important ...
  • Crous, Pedro W.; Wingfield, Michael J.; De Beer, Z. Wilhelm; Marincowitz, Seonju; Wingfield, Brenda D.; Burgess, T.I.; Hardy, G.E.St.J.; Crane, C.; Barrett, S.; Cano-Lira, J.F.; Le Roux, J.J.; Thangavel, R.; Guarro, J.; Stchigel, A.M.; Martín, M.P.; Alfredo, D.S.; Barber, P.A.; Barreto, R.W.; Baseia, I.G.; Cano-Canals, J.; Cheewangkoon, R.; Ferreira, R.J.; Gene, J.; Lechat, C.; Moreno, G.; Roets, F.; Shivas, R.G.; Sousa, J.O.; Tan, Y.P.; Wiederhold, N.P.; Abell, S.E.; Accioly, T.; Albizu, J.L.; Alves, J.L.; Antoniolli, Z.I.; Aplin, N.; Araujo, J.; Arzanlou, M.; Bezerra, J.D.P.; Bouchara, J.-P.; Carlavilla, J.R.; Castillo, A.; Castroagudín, V.L.; Ceresini, C.; Claridge, G.F.; Coelho, G.; Coimbra, V.R.M.; Costa, L.A.; Da Cunha, K.C.; Da Silva, S.S.; Daniel, R.; Duenas, M.; Edwards, J.; Enwistle, P.; Fiuza, P.O.; Fournier, J.; Garcia, D.; Gibertoni, T.B.; Giraud, S.; Guevara-Suarez, M.; Gusmao, L.F.P.; Haituk, S.; Heykoop, M.; Hirooka, Y.; Hofmann, T.A.; Houbraken, J.; Hughes, D.P.; Kautmanova, I.; Koppel, O.; Koukol, O.; Larsson, E.; Latha, K.P.D.; Lee, D.H.; Lisboa, D.O.; Lopez-Villalba, A.; Maciel, J.L.N.; Manimohan, P.; Manjon, J.L.; Marney, T.S.; Meijer, M.; Miller, A.N.; Olariaga, I.; Paiva, L.M.; Piepenbring, M.; Poveda-Molero, P.C.; Raj, K.N.A.; Raja, R.A.; Rougeron, A.; Salcedo, S.; Samadi, R.; Santos, T.A.B.; Scarlett, K.; Seifert, K.A.; Shuttleworth, L.A.; Silva, G.A.; Silva, M.; Siqueira, J.P.Z.; Souza-Motta, C.M.; Stephenson, S.L.; Sutton, D.A.; Tamakeaw, N.; Telleria, M.T.; Valenzuela-Lopez, N.; Viljoen, A.; Visagie, C.M.; Vizzini, A.; Wartchow, F.; Yurchenko, E.; Zamora, J.C.; Groenewald, J.Z. (Naturalis Biodiversity Center and Centraalbureau voor Schimmelcultures, 2016-12-21)
    Novel species of fungi described in this study include those from various countries as follows: Australia: Apiognomonia lasiopetali on Lasiopetalum sp., Blastacervulus eucalyptorum on Eucalyptus adesmophloia, Bullanocki ...
  • Reitmann, Anandi; Berger, David Kenneth; Van den Berg, Noelani (Springer, 2017-01)
    Phytophthora cinnamomi is an economically important oomycete that infects more than 3,000 plant species. We aimed to identify the repertoire of genes expressed during preinfection stages by analysing an RNA-Seq library ...
  • Lall, Namrita; Kumar, Vivek; Meyer, Debra; Gasa, Nomasomi; Hamilton, Chris; Oosthuizen, Carel Basson; Matsabisa, Motlalepula (Elsevier, 2016-12)
    ETHNOPHARMACOLOGICAL RELEVANCE : The Natal gwarri or Natal ebony (Euclea natalensis A.DC.) is a deciduous tree found widespread throughout southern Africa, especially in Kwazulu-Natal and the southern cost. It has been ...
  • Voigt, Cornelia (The Royal Society, 2016-11)
    Sex differences in brain structure and behaviour are well documented among vertebrates. An excellent model exploring the neural mechanisms of sex differences in behaviour is represented by sex-role-reversed species. In the ...
  • Nsibande, Sifiso A.; Forbes, Patricia B.C.; Dabrowski, James M.; Van der Walt, Etienne; Venter, Annette (Elsevier, 2015-11)
    Air dispersion software models for evaluating pesticide spray drift during application have been developed that can potentially serve as a cheaper convenient alternative to field monitoring campaigns. Such models require ...
  • Adegoke, Oluwasesan; Forbes, Patricia B.C.; Nyokong, Tebello (Elsevier, 2015-08)
    Alloyed quantum dots (QDs) passivated with shell materials have valuable optical characteristics suitable for a wide array of applications. In this work, alloyed ternary CdSeS QDs passivated with ZnSeTe and ZnSeTe/ZnS ...
  • Biira, S.; Crouse, Philippus L.; Alawad, B.A.B.; Hlatshwayo, Thulani Thokozani; Malherbe, Johan B.; Bissett, H.; Nel, J.T. (Elsevier, 2017-02)
    A chemical vapour deposition process using radio frequency induction heating operating at atmospheric pressure was developed for the deposition of ZrC coatings. The precursors utilised in this process were zirconium ...

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