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Browsing Genetics by Issue Date
Now showing items 1-20 of 1247
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(University of Pretoria, 1968-11)Afrikaans: 'n Si togenetiese studie is onderneem op 53 versamelings, oorspronklik vanaf verskillende lokaliteite, van Themeda triandra Forsk. verkry vanuit die rooigrasversameling op die Rietondale Navorsingstasiete ...
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(South African Society for Animal Science, 1998)In this study economic weights for production and functional traits of the Holstein Friesians in South Africa were calculated using a simulation model. The production traits were milk, butterfat, protein and lactose yield ...
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(South African Society for Animal Science, 1999)Die moontlike interaksie tussen vaar en vier ekologiese streke waarin Bonsmara beeste in Suid-Afrika hoofsaaklik voorkom is ondersoek. Geboorte en speenrekords van 43 628 geregistreerde kalwers wat gebore is tussen 1976 ...
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(South African Society for Animal Science, 1999)In South Africa the exact breeding goal for Holstein Friesians still needs to be determined. This means that the traits, which should be most important in selection have to be identified. One method to identify these traits ...
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(University of Pretoria, 2000)Cryphonectria canker of Eucalyptus, caused by Cryphonectria cubensis, is considered to be one of the most important fungal diseases affecting Forestry in South Africa. This disease also occurs in other tropical and ...
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(University of Pretoria, 2000)Please read the abstract in Chapter 6 of this document
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(University of Pretoria, 2002)Please read the abstract in the section 00front of this document
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(University of Pretoria, 2002)Please read the abstract in the section 07chapter7.
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(University of Pretoria, 2003)Coniothyrium zuluense is the causal agent of a serious Eucalyptus stem canker disease in South Africa (Wingfield et al., 1997). Eucalypts are the most important hardwood plantations in the world, and in South Africa these ...
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(University of Pretoria, 2004)When testing nine different sunflower cultivars in 32 South African environments (location x year), an Additive Main Effects and Multiplicative Interaction analysis (AMMI) identified sizeable genotype by environment (GxE) ...
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(University of Pretoria, 2004-12)This thesis considers the evolution of alternative reproductive tactics and sex allocation in the non-pollinating Otitesella fig wasp genus. Fig wasps provide an excellent model system for testing hypotheses of how selection ...
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(University of Pretoria, 2005)Knowledge of the genetic variation of crop collections is essential for their efficient use in plant breeding programs. The Ethiopian Highland Maize Germplasm Collection Mission was launched throughout the highlands of ...
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(University of Pretoria, 2005)Dusky kob, Argyrosomus japonicus and spotted grunter, Pomadasys commersonnii occur off South Africa’s southern and eastern seaboard. They are the preferred target species for both shore and estuarine anglers. In order to ...
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(University of Pretoria, 2005-01-09)Breast cancer is the most common cancer in South African women. Approximately 5¬10% of all breast cancer cases are due to an inherited predisposition, resulting from mutations in tumour suppressor genes. The BRCA1 gene on ...
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(University of Pretoria, 2005-01-09)Colorectal cancer (CRC) is one of the most common forms of neoplasia in Western populations but is uncommon in sub-Saharan Africa. In developing countries such as South Africa, differences in lifestyles and environment ...
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(University of Pretoria, 2005-05-19)The highly hydrophobic viral protein (VP) 7 of African horse sickness virus (AHSV) folds into a trimeric structure that aggregates to form flat, hexagonal crystals (Chuma et al., 1992). These crystals are composed of flat ...
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Molecular phylogenetic studies on Armillaria with specific reference to Southern Hemisphere species (University of Pretoria, 2005-05-19)Please read the Summary in the section 00front of this document
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(University of Pretoria, 2005-05-19)African horse sickness virus (AHSV) affects equine populations around the world. It is the cause of a high rate of morbidity and associated large economic losses in affected regions. The virus is a segmented double stranded ...
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(University of Pretoria, 2005-05-20)Please read the summary in the section 02back (Appendix 1) of this document
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(University of Pretoria, 2005-05-20)Nesospiza is a genus of buntings restricted to the Tristan da Cunha Islands in the central South Atlantic Ocean. They have undergone an adaptive radiation at the islands and currently two species are recognised based on ...
Now showing items 1-20 of 1247