Browsing Research Articles (Animal and Wildlife Sciences) by Title

Browsing Research Articles (Animal and Wildlife Sciences) by Title

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  • Landscapes in the Kalahari Gemsbok National Park, South Africa 
    Van Rooyen, Margaretha W.; Van Rooyen, Noel; Bothma, Jacobus du P.; Van Den Berg, Hendrik M. (South African National Parks, 2008)
    A landscape map of the Kalahari Gemsbok National Park is presented. Mapping is at a finer scale than previous vegetation and habitat maps for the same area. The landscapes were grouped into seven large classes and a total ...
  • Litter characteristics of pine shavings, bio-secure pine shavings and sunflower hulls and its impact on broiler performance 
    Smalberger, Mareli; Jansen van Rensburg, Christine (Kassel University Press, 2021)
    The aim of this study was to investigate the physical characteristics of three litter materials, namely pine shavings (PS), bio-secure, fumigated pine shavings (BS) and sunflower hulls (SH) and its influence on broiler ...
  • Live animal and carcass characteristics of South African indigenous goats 
    Simela, Langelihle; Webb, E.C. (Edward Cottington); Bosman, M.J.C. (South African Society for Animal Science, 2011)
    Eighty-nine intact male, castrates and female South African indigenous goats in three age groups (0, 2 - 6 and 8 permanent incisors) and two pre-slaughter conditioning groups; namely, the non-conditioned which were slaughtered ...
  • Livestock adaptation to climate 
    Casey, Norman Henry (Oxford University Press, 2023-10-13)
    Change and adaptation are the phenomena of life. Throughout the existence of life on earth, biological systems have adapted and changed physiologically and morphologically to acquire a homeostasis most suitable for the ...
  • Managing goat production for meat quality 
    Casey, Norman Henry; Webb, E.C. (Edward Cottington) (Elsevier, 2010-03)
    Managing goat production for meat quality is a deliberate, active process that reaches from conception to consumption. The concept of quality in meat is universal, being wholesome, nutritious and palatable. Goat meat is ...
  • Methane emissions from sheep fed Eragrostis curvula hay substituted with Lespedeza cuneata 
    Du Toit, Cornelius Jacobus Lindeque; Van Niekerk, Willem A.; Meissner, H.H. (Heinz); Erasmus, Lourens Jacobus; Coertze, Roelof Johannes (CSIRO, 2020-06)
    CONTEXT : Reducing emissions of greenhouse gases from livestock production systems is a global research priority. Forages that contain condensed tannins, such as the perennial legume Lespedeza cuneata, may help to reduce ...
  • Methane production of two roughage and total mixed ration as influenced by cellulase and xylanase enzyme addition 
    Gemeda, B.S. (Belete Shenkute); Hassen, Abubeker (Escola Superior de Agricultura, 2015-01)
    In recent decades supplementation of animal feeds with exogenous fibrolytic enzymes has substantially improved digestibility and animal performance. However, information related to associated methane production is limited ...
  • Methanogenic potential of commonly utilised South African subtropical and temperate grass species as influenced by nitrogen fertilisation 
    Du Toit, Cornelius Jacobus Lindeque; Van Niekerk, Willem A.; Meissner, Heinz H.; Erasmus, Lourens Jacobus; Morey, Liesl (CSIRO, 2019-01)
    The aim of the study was to evaluate the effect of nitrogen (N) fertilisation on certain quality parameters and in vitro total gas and methane production of improved grass species commonly used as fodder species in South ...
  • Milk composition as technique to evaluate the relative bioavailability of a liquid rumen protected methionine source 
    Erasmus, Lourens Jacobus; Bester, Zeno; Coertze, Roelof Johannes (South African Society for Animal Science, 2013-08-15)
    Rumen protected amino acids (RPAA) are increasingly being used in dairy cattle diet formulation to obtain the required concentrations of lysine and methionine in metabolisable protein for optimal milk and milk protein ...
  • Milk productivity of camel and growth of calves (Camelusdromedarius) in eastern Ethiopia 
    Chimsa, M.B.; Mummed, Yesihak Yusuf; Kurtu, Mohamed Y.; Leta, Mengistu U. (CIPAV, 2014-08)
    Milk suckled, off take and growth of calves of Camel was measured from August 2008 to July 2009 in eastern Ethiopia with the aim to evaluate the performance of the herd in terms of milk productivity and growth of calves. ...
  • Modelled effects of grazing strategies on native grass production, animal intake and growth in Brahman steers 
    Svinurai, Walter; Hassen, Abubeker; Tesfamariam, Eyob Habte; Ramoelo, Abel (NISC (Pty) Ltd and Informa UK Limited (trading as Taylor & Francis Group), 2021)
    Please read abstract in the article.
  • Modelled impacts of extreme heat and drought on maize yield in South Africa 
    Mangani, Robert; Tesfamariam, Eyob Habte; Bellocchi, Gianni; Hassen, Abubeker (CSIRO, 2018-07)
    This study assessed two versions of the crop model CropSyst (i.e. EMS, existing; MMS, modified) for their ability to simulate maize (Zea mays L.) yield in South Africa. MMS algorithms explicitly account for the impact of ...
  • Monitoring the quality of honey : South African case study 
    De Beer, Tersia; Otto, Margot; Pretorius, Beulah; Schonfeldt, H.C. (Hettie Carina) (Elsevier, 2021-05)
    The popularity of honey as a high-valued commodity is growing and consequently, honey adulteration is on the rise affecting the honey quality. The quality of the honey on the South African market was evaluated using the ...
  • Morphological and physiological characteristics of claw quality in South African Bonsmara cattle 
    Van Marle-Koster, Este; Pretorius, S.J.; Webb, E.C. (Edward Cottington) (South African Society for Animal Science (SASAS), 2019-12)
    Sound claws are essential for beef cattle, given the marked influence they have on functional longevity and subsequent performance. The aim of this study was to evaluate morphological and physiological claw characteristics ...
  • Morphological characterisation of three indigenous Mozambican cattle populations 
    King, Felix Joao Manuel; Banga, Cuthbert B.; Visser, Carina (Kassel University Press, 2022-12)
    Information on phenotypic and morphometric variation is important in the characterisation of indigenous cattle breeds. The objective of this study was to assess the morphological variation of the indigenous Angone, Landim, ...
  • A multilevel model with clustered management practices differentiating dairy herd environments in southeastern Sicily 
    Raffrenato, E.; Blake, R.W.; Oltenacu, P.A.; Gambina, M.; Licitra, G. (Elsevier, 2013-01)
    Herd environments constitute productivity potentials, or aggregate opportunity outcomes, resulting from management actions taken with the available inputs. Management outcomes from cow nutrition, udder health and milking ...
  • Mycotoxins in stored grains - no use crying over spoiled milk 
    Jansen van Vuuren, Heinrich; Hohls, Theo (AgriConnect, 2020-06)
    There is an age-old saying with timeless implications, ‘There is no use crying over spilt milk.’ Down the years, many people have taken note and applied this to various aspects of their lives. However, ‘spilt milk’ ...
  • Need for country specific composition data on milk 
    Schonfeldt, H.C. (Hettie Carina); Hall, Nicolette Gibson; Smit, Louwrens E. (Elsevier, 2012-07)
    Milk is a food with high nutritional benefits and is therefore considered an important source of food for all age groups. Laben (1963) reported that whole milk provides energy from carbohydrates, essential amino acids, fatty ...
  • A novel Bacillus based multi-strain probiotic improves growth performance and intestinal properties of Clostridium perfringens challenged broilers 
    Ramlucken, Uraisha; Ramchuran, Santosh O.; Moonsamy, Ghaneshree; Lalloo, Rajesh; Thantsha, Mapitsi Silvester; Jansen van Rensburg, Christine (Oxford University Press, 2020)
    There is a necessity for the implementation of in-feed probiotics in the poultry production industry, following strict regulations around the use of antibiotic growth promoters (AGP). Bacillus spp. are becoming an ...
  • Novel insights into the bovine polled phenotype and horn ontogenesis in bovidae 
    Allais-Bonnet, Aurelie; Grohs, Cecile; Medugorac, Ivica; Krebs, Stefan; Djari, Anis; Graf, Alexander; Fritz, Sebastien; Seichter, Doris; Baur, Aurelia; Russ, Ingolf; Bouet, Stephan; Rothammer, Sophie; Wahlberg, Per; Esquerre, Diane; Hoze, Chris; Boussaha, Mekki; Weiss, Bernard; Thepot, Dominique; Fouilloux, Marie-Noelle; Rossignol, Marie-Noelle; Van Marle-Koster, Este; Hreioarsdottir, Gunnfrıour Elın; Barbey, Sarah; Dozias, Dominique; Cobo, Emilie; Reverse, Patrick; Catros, Olivier; Marchand, Jean-Luc; Soulas, Pascal; Roy, Pierre; Marquant-Leguienne, Brigitte; Le Bourhis, Daniel; Clement, Laetitia; Salas-Cortes, Laura; Venot, Eric; Pannetier, Maelle; Phocas, Florence; Klopp, Christophe; Rocha, Dominique; Fouchet, Michel; Journaux, Laurent; Bernard-Capel, Carine; Ponsart, Claire; Eggen, Andre; Blum, Helmut; Gallard, Yves; Boichard, Didier; Pailhoux, Eric; Capitan, Aurelien (Public Library of Science, 2013-05-22)
    Despite massive research efforts, the molecular etiology of bovine polledness and the developmental pathways involved in horn ontogenesis are still poorly understood. In a recent article, we provided evidence for the ...