Browsing South African National Veterinary Repository by Title

Browsing South African National Veterinary Repository by Title

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  • Lady Mary Elizabeth Bruce (nee Steele) 
    ARC-Onderstepoort Veterinary Research (1931)
    Mary Elizabeth Bruce (nee Steele) (1849-1931) was co-worker with her husband Sir David Bruce. She made important and often vital scientific contributions to her husband's work. She was a microbiologist. In the South African ...
  • Lamproglena hoi n. sp. (Copepoda: Lernaeidae) from two yellowfish hosts, Barbus marequensis and Barbus polylepis, caught in a river in Mpumalanga, South Africa 
    Dippenaar, Susan M.; Luus-Powell, Wilmien J.; Roux, F.; Boomker, Jacob Diederik Frederik (Published jointly by the Agricultural Research Council, ARC-Onderstepoort Veterinary Institute and the Faculty of Veterinary Science, University of Pretoria., 2001)
    Lamproglena hoi n. sp. was collected from the gill filaments of largescale yellowfish, Barbus marequensis A. Smith, 1841 and smallscale yellowfish, Barbus polylepis Boulenger, 1907 from the Spekboom River, Mpumalanga, South ...
  • Lamsiekte (Parabotulism) in cattle in South Africa : appendix 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
    The tables in the appendix are part of Section 6 - Osteophagia and phosphorus deficiency in relation to lamsiekte. At the end of the tables are general photos of the disease lamsiekte. Fig. 16-19 are referred to in Section 5.
  • Lamsiekte (Parabotulism) in cattle in South Africa : cause of the disease and experiments upon its production in the lamsiekte area 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
    Section 2 describes firstly experiments on the drenching of cattle with various materials e.g. pupae of a blow-fly reared on carcasses of cattle that died of naturally contracted lamsiekte, crushed putrid bones of bovine ...
  • Lamsiekte (Parabotulism) in cattle in South Africa : definition and historical notes 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
    This report om Lamsiekte consists of a foreword by Sir Arnold Theiler, an introductory overview, 8 sections and an appendix to section 6 consisting of tables and figures. The 8 sections are: 1-Definition and historical ...
  • Lamsiekte (Parabotulism) in cattle in South Africa : experiments outside the recognized lamsiekte area 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
    Section 3 describes experiments done on animals outside the recognised lamsiekte area. The research was done by drenching animals with materials originating at Onderstepoort, Natal and Armoedsvlakte. Then another set of ...
  • Lamsiekte (Parabotulism) in cattle in South Africa : foreword 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
  • Lamsiekte (Parabotulism) in cattle in South Africa : introductory review 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
    This report on Lamsiekte consists of an introductory overview, 8 sections and an appendix to section 6 consisting of tables and figures. The 8 sections are: 1-Definition and historical notes; 2-Cause of the disease and ...
  • Lamsiekte (Parabotulism) in cattle in South Africa : isolation and description of the toxicogenic saprophyte 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
    Section 5 describes experiments to isolate the toxicogenic saprophyte. These experiments showed that an organism of the Clostritium type was isolated from material which produced lamsiekte when given to susceptible animals ...
  • Lamsiekte (Parabotulism) in cattle in South Africa : osteophagia and phophorus deficiency in relation to lamsiekte 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
    Results obtained from the experiments on osteophagia showed: The immediate cause of bovine osteophagia is a deficiency of phosphorus in the veld vegetation of soils very low in phosphorus content; Osteophagia can be produced ...
  • Lamsiekte (Parabotulism) in cattle in South Africa : pathology and pathogenesis of lamsiekte 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
    This section contains rather detailed reports of all the post-mortem findings on animals which died from both experimentally induced lamsiekte as well as naturally contracted lamsiekte.
  • Lamsiekte (Parabotulism) in cattle in South Africa : symptomatology of lamsiekte 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
    Experiments were undertaken to note the symptoms and the course of the disease in cattle, small ruminants, equines and a few bird species.
  • Lamsiekte (Parabotulism) in cattle in South Africa : the lamsiekte toxin 
    Theiler, Arnold, Sir, 1867-1936; Du Toit, P.J.; Viljoen, P.R.; Green, H.H.; Meier, Hans; Robinson, E.M.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1927)
    The experiments recorded in the following pages (the protocols of which will be found in Appendix, page 1152) were undertaken with the object (1) of studying the properties of the lamsiekte toxin and determining its minimum ...
  • Lamziekte 
    Mitchell, D.T.; Union of South Africa. Dept. of Agriculture (Cape Town : Cape Times Limited, Government Printers, 1912)
    The following topics are discussed in this report: the occurrence of the disease, the animals affected, the symptoms of the various forms of the disease,the duration of the disease, the anatomical conditions of the animals, ...
  • Land cleared of bush to control tsetse flies and uncleared land in Zululand 
    Unknown; Onderstepoort Veterinary Institute (South Africa) (2009-03-02)
    Several methods have been or are used to control trypanosomosis. One of the methods is bush clearing to reduce the fly's habitats and breeding sites.
  • Lantadene A, the active principle of Lantana camara L. Part II. Isolation of lantadene B, and the oxygen functions of lantadene A and lantadene B 
    Louw, P.G.J.; Du Toit, P.J. (Pretoria : The Government Printer, 1948)
    1. The active principle of Lantana camara L. has been renamed “Lantadene A”. 2. An inactive cogener of Lantadene A has been isolated and named “Lantadene B”. 3. The functions of the oxygen atoms in Lantadene A and B ...
  • Lantadene A. The active principle of Lantana camara L. Part III. Pyrolytic distillation of lantadene A 
    Louw, P.G.J.; De Kock, G.v.d.W. (Pretoria : The Government Printer, 1949)
    1. Lantadene A was subjected to dry distillation yielding: (a) A lactone, C₆H₈O₂, B.P. 200°C./650 mm. Hg, probably "Terelactone". (b) A crystalline product, M.P. 125°C. which has not yet been investigated further. ...
  • Lantadene A. The active principle of Lantana camara L. Part IV. Dehydrogenation of Lantadene A and Lantadene B 
    Louw, P.G.J.; De Kock, G.v.d.W. (Pretoria : The Government Printer, 1949)
    1. Dehydrogenation of Lantadene A with selenium yielded sapotalene and 1, 2, 6-trimethylphenanthrene, along with a C₁₇H₁₆O compound. 2. Dehydrogenation of Lantadene A-resin and Lantadene B similarly yielded sapotalene ...
  • Lantanin, the active principle of Lantana camara L. Part 1. Isolation and preliminary results on the determination of its constitution 
    Louw, P.G.J.; Du Toit, P.J. (Pretoria : The Government Printer, 1943)
    1. The photosensitising constituent of Lantana camara L. has been isolated and named Lantanin. The empyrical formula is C₃₁H₄₄O₅. 2. The functions of the five oxygen atoms have been determined, viz., a lactone group, ...
  • Lasiosiphon anthylloides as a poisonous plant 
    Alexander, R.; Union of South Africa. Dept. of Agriculture (Pretoria : Government Printer and Stationery Office, 1928)