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Showing 80 out of a total of 210 results for collection: Theses and Dissertations (Plant Science).
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Antimicrobial activity of Helichrysum species and the isolation of a new phloroglucinol from Helichrysum caespititium
Unknown author
(
University of Pretoria
,
2004-04-01
)
Vegetation and flora of the Kosi Bay Coastal Forest Reserve in Maputaland, northern KwaZulu-Natal, South Africa
Unknown author
(
University of Pretoria
,
1996
)
The physiological and molecular effects of fumonisin B1 on cowpea (Vigna unguiculata L. Walp)
Unknown author
(
University of Pretoria
,
2015
)
Functional analysis of CyclinD2;1-type genes expressed in transgenic banana plants
Unknown author
(
University of Pretoria
,
2012-06-07
)
An investigation into the systematics and population diversity of Tylosema (Leguminosae)
Unknown author
(
University of Pretoria
,
2020
)
Tyrosinase inhibitors isolated from Ceratonia siliqua (L.) and Sideroxylon inerme (L.)
Unknown author
(
University of Pretoria
,
2010-08-11
)
Expression of the VP1 antigen from foot-and-mouth disease virus in a bacterial and plant-based expression system
Unknown author
(
University of Pretoria
,
2012-11-21
)
Elucidation of defence response mechanisms in pearl millet
Unknown author
(
University of Pretoria
,
2009-10-16
)
Factors influencing the occurrence of premature and excessive leaf abscission in the avocado (Persea americana Mill.) cultivar 'RYAN' and possible preventative measures
Unknown author
(
University of Pretoria
,
2009
)
Prevalence and characterisation of antimicrobial resistant Enterobacteriaceae in fresh vegetables from farm to retail in the Gauteng Province of South Africa
Unknown author
(
University of Pretoria
,
2022
)
Long-term monitoring of elephant impact on the woody vegetation in the Tembe Elephant Park, South Africa
Unknown author
(
University of Pretoria
,
2012
)
Identification and functional evaluation of a drought-induced "late embryogenesis abundant" gene from cowpea plants
Unknown author
(
University of Pretoria
,
2012-06-07
)
An Integrated approach to the taxonomy of some mitosporic fungi of the Bipolaris complex
Unknown author
(
University of Pretoria
,
2005-10-17
)
The classification and mapping of Lapalala Wilderness Reserve, Limpopo
Unknown author
(
University of Pretoria
,
2021
)
Molecular diversity of the maize pathogen Cercospora zeina in South Africa
Unknown author
(
University of Pretoria
,
2014
)
Insight into three putative Cercospora zeina effector genes and the role they play in virulence
Unknown author
(
University of Pretoria
,
2014
)
Bioactivity and 1H NMR-based metabolomics analysis of polyherbal formulations used traditionally for the treatment and management of sexually transmitted infections
Unknown author
(
University of Pretoria
,
2022
)
Pathogens in commercial Eucalyptus plantations in Chile, with special reference to Mycosphaerella and Botryosphaeria species
Unknown author
(
University of Pretoria
,
2005-07-05
)
Evaluation of remote sensing sensors for monitoring of rehabilitated wetlands
Unknown author
(
University of Pretoria
,
2006-05-20
)
Vegetation description and mapping along a strip transect in central Namibia with the aid of satellite imagery
Unknown author
(
University of Pretoria
,
2007-08-02
)
Long-term monitoring of vegetation dynamics in the Goegap Nature Reserve, Namaqualand, South Africa
Unknown author
(
University of Pretoria
,
2010-11-12
)
Functional characterisation of the Cercospora zeina crp1 gene in pathogenesis
Unknown author
(
University of Pretoria
,
2015
)
The physiological effects of heat stress on anthesis and pollination in domesticated sunflowers (Helianthus annuus L.)
Unknown author
(
University of Pretoria
,
2022
)
Isolation and characterization of genome differences in the indigenous grass Monocymbium ceresiiforme
Unknown author
(
University of Pretoria
,
2005-01-17
)
In vitro anti-HIV-1 properties of ethnobotanically selected South African plants used in the treatment of sexually transmitted diseases
Unknown author
(
University of Pretoria
,
2007
)
The soil cold test for maize
Unknown author
(
University of Pretoria
,
2006-02-20
)
Vegetation and flora of the Southern Drakensberg Escarpment and adjacent areas
Unknown author
(
University of Pretoria
,
2013-04-05
)
Spatial variation in functional traits and grazing value of savanna grasses at the community and species level
Unknown author
(
University of Pretoria
,
2022-02
)
Establishment of a transformation procedure to study the role of trypsin inhibitors in soybean
Unknown author
(
University of Pretoria
,
2010-08-12
)
A Phytosociological synthesis of Mopaneveld
Unknown author
(
University of Pretoria
,
2006-11-30
)
Characterising four Cowpea (Vigna unguiculata (L.) Walp.) Mozambican landraces deposited in a seed bank for drought tolerance
Unknown author
(
University of Pretoria
,
2014
)
Aspekte van die kiemingsgedrag en fynstruktuur van Encephalartos-stuifmeel (Afrikaans)
Unknown author
(
University of Pretoria
,
2006-06-05
)
Metabolomic comparison of selected Helichrysum species to predict their antiviral properties
Unknown author
(
University of Pretoria
,
2009
)
Antimicrobial constituents of Artemisia afra Jacq. ex Willd. against periodontal pathogens
Unknown author
(
University of Pretoria
,
2012
)
A functional analysis of the response of the Southern Kalahari dune vegetation to land-use intensity
Unknown author
(
University of Pretoria
,
2011-11-18
)
Isolation and identification of Naphthoquinones from Euclea natalensis with activity against Mycobacterium tubercolosis, other pathogenic bacteria and Herpes simplex virus
Unknown author
(
University of Pretoria
,
2007-06-05
)
Antilisterial bioactivity and /or biofilm-formation by compounds from Plectranthus ecklonii Benth. and Acacia karroo Hayne
Unknown author
(
University of Pretoria
,
2011-06-27
)
Transient biolistic transformation in maize leaves
Unknown author
(
University of Pretoria
,
2014-07
)
The evolution and persistence of polyploidy in Oxalis obliquifolia Steud. ex A.Rich. populations in Gauteng
Unknown author
(
University of Pretoria
,
2022
)
Impact of genetically modified plants on the South African flora
Unknown author
(
University of Pretoria
,
2003
)
Growth performance and changes in the leaf metabolite profile of Moringa oleifera Lam. cultivars grown in an open hydroponic system and harvested at different Frequencies
Unknown author
(
University of Pretoria
,
2022-06
)
Selective cytotoxicity of Crotalaria agatiflora subspecies agatiflora Schweinf
Unknown author
(
University of Pretoria
,
2011-09-23
)
Antimicrobial and anti-inflammatory effect of southern African plants against Propionibacterium acnes
Unknown author
(
University of Pretoria
,
2014-04
)
The medicinal and chemical aspects of naphthoquinones isolated from Euclea natalensis A. DC. on Mycobacterium tuberculosis
Unknown author
(
University of Pretoria
,
2007-06-18
)
A taxonomic study of Southern African hyphomycetes
Unknown author
(
University of Pretoria
,
2005-10-11
)
Using whole genome comparison to detect sequence similarities between plants and microbes
Unknown author
(
University of Pretoria
,
2009-04-07
)
Investigating Learning Strategies and Course Design in First Year Biology
Unknown author
(
University of Pretoria
,
2018
)
Stress-induced genome alterations in plants
Unknown author
(
University of Pretoria
,
2006-11-27
)
Comparison of secondary metabolite content and antimicrobial activity of four Hypoxis species used in traditional medicine
Unknown author
(
University of Pretoria
,
2010-07-27
)
Functional characterization of two banana NPR1 genes for pathogen defense response in Arabidopsis
Unknown author
(
University of Pretoria
,
2011-10-24
)
Fumonisin production by and biological control of Fusarium species associated with cowpea seed
Unknown author
(
University of Pretoria
,
2010
)
The traditional use of medicinal plants to treat sexually transmitted diseases
Unknown author
(
University of Pretoria
,
2006-07-05
)
An Ecological and floristic account of the vegetation of Westfalia estate on the Northeastern-Transvaal escarpment
Unknown author
(
University of Pretoria
,
1966
)
Pests, pathogens, competitors and weed fungi of cultivated oyster mushrooms (Pleurotus spp) in South Africa
Unknown author
(
University of Pretoria
,
2007-08-14
)
An ecological evaluation of the sustainability of bark harvesting of medicinal plant species in the Venda region, Limpopo province, South Africa
Unknown author
(
University of Pretoria
,
2012
)
The polyamines and endophytes of gousiekte-causing and non-pathogenic Vangueria and Pavetta species
Unknown author
(
University of Pretoria
,
2014
)
A monograph of the genus Passerina L. (Thymelaeaccae)
Unknown author
(
University of Pretoria
,
2005-10-11
)
Ethnobotanical database development and screening of medicinal plants in villages under the Jongilanga Traditional Council, Mpumalanga
Unknown author
(
University of Pretoria
,
2015
)
The role of the kauralexin biosynthetic pathway in maize defences against the fall armyworm, Spodoptera frugiperda (J.E. Smith) (Lepidoptera, Noctuidae)
Unknown author
(
University of Pretoria
,
2022
)
Vegetation ecology of Ezemvelo Nature Reserve, Bronkhorstspruit, South Africa
Unknown author
(
University of Pretoria
,
2007-09-26
)
A new disease of cowpea caused by Alternaria cassiae
Unknown author
(
University of Pretoria
,
2006-06-05
)
Insights into northern leaf blight disease : investigating the Exserohilum turcicum-Sorghum bicolor interaction
Unknown author
(
University of Pretoria
,
2022-03
)
A taxonomic revision of Thuidiaceae (Bryophyta) in Africa and the East African islands
Unknown author
(
University of Pretoria
,
2013
)
Vegetation studies in the management of ungulates on the Bynespoort Game Park, Cullinan
Unknown author
(
University of Pretoria
,
2008-06-20
)
Seed bank strategies in a Kalahari ecosystem in relation to grazing and habitats
Unknown author
(
University of Pretoria
,
2011-11-02
)
Cremnophilous succulents of southern Africa : diversity, structure and adaptations
Unknown author
(
University of Pretoria
,
2012-06-07
)
Microarray expression studies in the model plant Arabidopsis thaliana infected with the bacterial pathogen Ralstonia solanacearum
Unknown author
(
University of Pretoria
,
2008-12-17
)
In Vitro Medicinal Properties of Novel Compounds from Croton steenkampianus
Unknown author
(
University of Pretoria
,
2009-06-02
)
An ecophysiological study of two key grass species, Anthephora pubescens Nees and Eragrostis curvula (Schrad.) Nees
Unknown author
(
University of Pretoria
,
2009-05-11
)
Antibacterial and anti-inflammatory activity of Syzygium jambos and Leucosidea sericea in addressing acne vulgaris
Unknown author
(
University of Pretoria
,
2014
)
A phytosociological study of Peat Swamp Forests in the Kosi Bay lake system, Maputaland, South Africa
Unknown author
(
University of Pretoria
,
2011-12-07
)
Vegetation on the ultramafic soils of the Sekhukhuneland Centre of Endemism
Unknown author
(
University of Pretoria
,
2006-11-30
)
Studies on the interaction between Arabidopsis thaliana and African isolates of Ralstonia solanacearum
Unknown author
(
University of Pretoria
,
2008-08-05
)
Seed bank dynamics of the Strandveld succulent Karoo
Unknown author
(
University of Pretoria
,
2007-12-20
)
Die Morfologie van die vroulike strobilus en embriologie van die genus Podocarpus L'Herit. ex Pers. in Suid-Afrika
Unknown author
(
University of Pretoria
,
1977
)
Antibiofilm activity of South African plant extracts against Mycobacterium spp. and their mechanism of action using Mycothiol reductase
Unknown author
(
University of Pretoria
,
2015
)
The application of representational difference analysis and plant differentiation
Unknown author
(
University of Pretoria
,
2005-05-19
)
Antioxidant and antibacterial activities of ethanol extract and flavonoids isolated from Athrixia phylicoides
Unknown author
(
University of Pretoria
,
2010-09-04
)
The conservation value of abandoned croplands in Mpumalanga’s grasslands
Unknown author
(
University of Pretoria
,
2014
)
Leaf structure in southern African species of Salsola L. (Chenopodiaceae)
Unknown author
(
University of Pretoria
,
2000
)
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