Browsing Animal and Wildlife Sciences by Title

Browsing Animal and Wildlife Sciences by Title

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  • Data describing cattle performance and feed characteristics to calculate enteric methane emissions in smallholder livestock systems in Bomet County, Kenya 
    Ndung'u, Phyllis Wanjungu; Kirui, Peter; Takahashi, Taro; Du Toit, Cornelius Jacobus Lindeque; Merbold, Lutz; Goopy, John Patrick (Elsevier, 2021-12-04)
    This dataset describes the performance of cattle in small- holder livestock systems of Bomet county in western Kenya. Information on live weight, milk production and quality, herd dynamics, and other production parameters ...
  • Defining weaning age of camel calves in eastern Ethiopia 
    Chibsa, Merga B.; Mummed, Yesihak Yusuf; Kurtu, Mohamed Y.; Leta, Mengistu U. (Springer, 2014-06)
    This experiment was conducted with the aim to define the weaning age of camel calves managed with pastoral farmers in eastern Ethiopia. Twenty camel calves (11 males and 9 females) were randomly assigned into five ...
  • Dense sampling of bird diversity increases power of comparative genomics 
    Feng, Shaohong; Stiller, Josefin; Deng, Yuan; Armstrong, Joel; Fang, Qi; Reeve, Andrew Hart; Xie, Duo; Chen, Guangji; Guo, Chunxue; Faircloth, Brant C.; Petersen, Bent; Wang, Zongji; Zhou, Qi; Diekhans, Mark; Chen, Wanjun; Andreu-Sánchez, Sergio; Margaryan, Ashot; Howard, Jason Travis; Parent, Carole; George, Pacheco; Sinding, Mikkel-Holger S.; Puetz, Lara; Cavill, Emily; Ribeiro, Angela M.; Eckhart, Leopold; Fjeldsa, Jon; Hosner, Peter A.; Brumfield, Robb T.; Christidis, Les; Bertelsen, Mads F.; Sicheritz-Ponten, Thomas; Tietze, Dieter Thomas; Robertson, Bruce C.; Song, Gang; Borgia, Gerald; Claramunt, Santiago; Lovette, Irby J.; Cowen, Saul J.; Njoroge, Peter; Dumbacher, John Philip; Ryder, Oliver A.; Fuchs, Jerome; Bunce, Michael; Burt, David W.; Cracraft, Joel; Meng, Guanliang; Hackett, Shannon J.; Ryan, Peter G.; Jonsson, Knud Andreas; Jamieson, Ian G.; Da Fonseca, Rute R.; Braun, Edward L.; Houde, Peter; Mirarab, Siavash; Suh, Alexander; Hansson, Bengt; Ponnikas, Suvi; Sigeman, Hanna; Stervander, Martin; Frandsen, Paul B.; Van der Zwan, Henriette; Van der Sluis, Rencia; Visser, Carina; Balakrishnan, Christopher N.; Clark, Andrew G.; Fitzpatrick, John W.; Bowman, Reed; Chen, Nancy; Cloutier, Alison; Sackton, Timothy B.; Edwards, Scott V.; Foote, Dustin J.; Shakya, Subir B.; Sheldon, Frederick H.; Vignal, Alain; Soares, Andre E.R.; Shapiro, Beth; González-Solis, Jacob; Ferrer-Obiol, Joan; Rozas, Julio; Riutort, Marta; Tigano, Anna; Friesen, Vicki; Dalen, Love; Urrutia, Araxi O.; Szekely, Tamas; Liu, Yang; Campana, Michael G.; Corvelo, Andre; Fleischer, Robert C.; Rutherford, Kim M.; Gemmell, Neil J.; Dussex, Nicolas; Mouritsen, Henrik; Thiele, Nadine; Delmore, Kira; Liedvogel, Miriam; Franke, Andre; Hoeppner, Marc P.; Krone, Oliver; Fudickar, Adam M.; Mila, Borja; Ketterson, Ellen D.; Fidler, Andrew Eric; Friis, Guillermo; Parody-Merino, Angela M.; Battley, Phil F.; Cox, Murray P.; Lima, Nicholas Costa Barroso; Prosdocimi, Francisco; Parchman, Thomas Lee; Schlinger, Barney A.; Loiselle, Bette A.; Blake, John G.; Lim, Haw Chuan; Day, Lainy B.; Fuxjager, Matthew J.; Baldwin, Maude W.; Braun, Michael J.; Wirthlin, Morgan; Dikow, Rebecca B.; Ryder, T. Brandt; Camenisch, Glauco; Keller, Lukas F.; DaCosta, Jeffrey M.; Hauber, Mark E.; Louder, Matthew I.M.; Witt, Christopher C.; McGuire, Jimmy A.; Mudge, Joann; Megna, Libby C.; Carling, Matthew D.; Wang, Biao; Taylor, Scott A.; Del-Rio, Glaucia; Aleixo, Alexandre; Vasconcelos, Ana Tereza Ribeiro; Mello, Claudio V.; Weir, Jason T.; Haussler, David; Li, Qiye; Yang, Huanming; Wang, Jian; Lei, Fumin; Rahbek, Carsten; Gilbert, M. Thomas P.; Graves, Gary R.; Jarvis, Erich D.; Paten, Benedict; Zhang, Guojie (Nature Research, 2020-11-12)
    Whole-genome sequencing projects are increasingly populating the tree of life and characterizing biodiversity1–4. Sparse taxon sampling has previously been proposed to confound phylogenetic inference5, and captures only ...
  • Description of carcass classification goals and the current situation in South Africa 
    Webb, E.C. (Edward Cottington) (South African Society for Animal Science, 2015-07-29)
    Carcass classification is an essential part of efficient animal production, price fixing and meeting consumer demands. Carcass classification (or grading) is based on the description of carcasses by means of clearly defined ...
  • A description of village chicken production systems and prevalence of gastrointestinal parasites : case studies in Limpopo and KwaZulu-Natal provinces of South Africa 
    Malatji, Dikeledi Petunia; Tsotetsi, Anna M.; Van Marle-Koster, Este; Muchadeyi, Farai C. (AOSIS OpenJournals, 2016-05-12)
    The majority of rural households in developing countries own village chickens that are reared under traditional scavenging systems with few inputs and exposure to various parasitic infestations. Understanding of the ...
  • The determination of digestibility of Atriplex nummularia cv. De Kock with different techniques 
    Van der Baan, Annelize (University of Pretoria, 2009-04-09)
    The aim of the study was to determine the digestibility of Atriplex nummularia cv. De Kock, supplemented with three levels (15%, 30%, and 45%) of either maize or barley, using different in vitro techniques. An in vivo ...
  • Determining an optimal lysine : energy ratio for lean growth in a modern commercial pig genotype 
    Taljaard, Irmarie (University of Pretoria, 2019)
    Intense genetic selection for reduced back fat thickness and improved feed utilisation in pigs has resulted in modern genotypes with high lean gain potential, which now deposit a greater amount of lean tissue at faster ...
  • Determining in vivo ruminal stability of three ruminally protected nutrients in lactating Jersey cows 
    Sakkers, Maja; Erasmus, Lourens Jacobus; Robinson, P.H.; Meeske, R.; Garrett, J.E. (Elsevier, 2013-10)
    Current methods to determine rumen escape (as stability) of rumen protected nutrients(RPNU), such as ruminal in situ evaluation, only estimate the rate at which nutrients leavethe in situ bag (rather than the rumen) and ...
  • Determining iron bio-availability with a constant heme iron value 
    Schonfeldt, H.C. (Hettie Carina); Hall, Nicolette Gibson (Elsevier, 2011-06)
    Iron deficiency is the most common and widespread nutritional disorder in the world. Consuming foods rich in dietary iron (high in both content and availability) is an effective way to alleviate iron deficiency. Iron from ...
  • Determining the optimal ratio of canola meal and high protein dried distillers grain protein in diets of high producing Holstein dairy cows 
    Swanepoel, Nadia; Robinson, P.H.; Erasmus, Lourens Jacobus (Elsevier, 2014-03)
    Use of canola meal (CM) and dried corn distillers grains with solubles (DDGS) as major supplemental protein sources are common practice in North American dairy rations and usage of both is projected to increase in the ...
  • A deterministic evaluation of alternative management options for the smallholder dairy cattle production system in South Africa 
    Abin, Samuel Atanasio Mustafa (University of Pretoria, 2020)
    The aim of this thesis was to evaluate alternative management options for the smallholder dairy cattle production system in South Africa (SA). Specific objectives included, were to benchmark cow performance in the smallholder ...
  • Developing a procedure to measure grinding energy of forages as a predictor of forage fragility 
    Prinsloo, Elfriede (University of Pretoria, 2014)
    The structural organization of plant organs and tissues determine the intake potential through the ease of forage particle breakdown, the nature of the particles produced as well as the rate of passage from the rumen. The ...
  • Development and implementation of a nutrition education programme for primary school teachers in Bronkhorstspruit Gauteng Province South Africa 
    Kupolati, Mojisola Deborah (University of Pretoria, 2016)
    Introduction: Nutrition education (NE) is one of the most enduring, effective and economic interventions to fight malnutrition and food-related diseases through the impartation of nutrition knowledge and skills on healthy ...
  • Development of an SNP-based parentage verification panel for lovebirds 
    Van der Zwan, Henriette; Visser, Carina; Schoonen, Maryke; Van der Sluis, Rencia (Wiley, 2019-12)
    Please read abstract in the article.
  • The development of water quality guidelines for poultry production in southern Africa 
    Coetzee, Christel Blanche (University of Pretoria, 2008-07-16)
    The objective of this study was to develop water quality guidelines for poultry reared under South African conditions and production systems. This was achieved by a modeling approach that was based on a survey of water ...
  • Die Bosveld kompleks en sy vloergesteentes in die omgewing van Nietverdiend, Wes-Transvaal 
    Engelbrecht, Johann Pieter (University of Pretoria, 1986)
    Afrikaans: 'n Dagsoomkaart <skaal 1:100 000) en 'n struktuurkaart <skaal ongeveer 1:225 OQO> van die geologie van die Maricodistrik, is saamgestel. 'n Verskeidenheid van afsettings- gesteentes van die Transvaal Opeenvolging ...
  • Die ekologie van die swartwitpens in die Sandveld Natuurreservaat, Vrystaat Provinsie (Afrikaans) 
    Jooste, Madaleinn Heleen (University of Pretoria, 2006-04-07)
    Please read the abstract in the section 00front of this document
  • Die voedingswaarde van sommige Atriplex spesies en Cassia sturtii vir herkouers 
    Vermaak, Pieter Johannes (University of Pretoria, 2009)
    In dié studie is sekere aspekte van voedingswaarde van droogtebestandegewasse, tussen twee seisoene en op drie verskillende lokaliteite nl Hatfield, Mier en Lovedale, geondersoek. Die spesies wat met mekaar vergelyk is, ...
  • Die waarde van spoorelementaanvulling aan skape op ’n subonderhoudsrantsoen (Afrikaans) 
    Cronje, Maria Catharina (University of Pretoria, 2006-02-04)
    The influence supplementing the micro-elements selenium, zinc and copper during drought feeding on ewe lambs has been studied. Certain parameters of the immune-system were studied at different times during the trial. The ...
  • Dietary inclusion of probiotics and a prebiotic improved the health and performance of broilers challenged with Salmonella Typhimurium 
    Du Toit, Natasha (University of Pretoria, 2011-01-04)
    Salmonellosis is one of the most important foodborne zoonotic diseases throughout the world and poultry represents an important source of infection in humans. Chickens may become infected during incubation, in the brooding ...