Search Results - "Bellstedt, D.U"
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Endogenous cytokinin levels of table grape vines during spring budburst as influenced by hydrogen cyanamide application and pruning
Published in Scientia horticulturae (09-06-2006)“…Cytokinins play an important role in budburst, flowering and fruit set in table grapes. Rest-breaking treatments with hydrogen cyanamide and pruning practices…”
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Identification of three novel mycoplasma species from ostriches in South Africa
Published in Veterinary microbiology (20-12-2005)“…Mycoplasmas have been implicated in certain clinical syndromes in ostriches and are associated with upper respiratory tract infections. As these infections…”
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Molecular tools for phylogenetics at different scales: From phylogeography to supertrees
Published in South African journal of botany (01-05-2013)Get full text
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The Button Daisies: Exploring the transoceanic Cotula species and their relationships in the genus (Asteraceae, Anthemideae)
Published in South African journal of botany (01-03-2018)Get full text
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Unbuttoning the Button Daisies: Towards a refined taxonomy of the genus Cotula and its allies (Cotulineae, Anthemideae, Asteraceae)
Published in South African journal of botany (01-03-2017)Get full text
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Origin and diversification of the Greater Cape flora: Ancient species repository, hot-bed of recent radiation, or both?
Published in Molecular phylogenetics and evolution (01-04-2009)“…Like island-endemic taxa, whose origins are expected to postdate the appearance of the islands on which they occur, biome-endemic taxa should be younger than…”
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Testing reticulate versus coalescent origins of Erica lusitanica using a species phylogeny of the northern heathers (Ericeae, Ericaceae)
Published in Molecular phylogenetics and evolution (01-07-2015)“…[Display omitted] •Phylogeny of northern Ericeae, with multiple accessions of all northern Erica species and representatives of southern clade.•Conflict…”
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A model of bulb evolution in the eudicot genus Oxalis (Oxalidaceae)
Published in Molecular phylogenetics and evolution (01-04-2009)“…The origins and monophyly of the bulbous habit in the eudicot genus Oxalis are uncertain, but key character state transitions in the evolution of true bulbs…”
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Changes in xylem constituents in response to rest-breaking agents applied to apple before budbreak
Published in Journal of the American Society for Horticultural Science (01-07-1991)“…Xylem sap was vacuum-extracted weekly from 1-year-old apple shoots from trees treated with dinitro-ocresol (DNOC) oil, hydrogen cyanamide, or untreated…”
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Phylogenetic relationships, character evolution and biogeography of southern African members of Zygophyllum (Zygophyllaceae) based on three plastid regions
Published in Molecular phylogenetics and evolution (01-06-2008)“…The plastid coding rbcL and non-coding trnLF regions of 53 of 55 southern African Zygophyllum species were sequenced and used to evaluate the phylogenetic…”
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Oxalis in South Africa redux: A new look for an old clade
Published in South African journal of botany (01-04-2009)Get full text
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Bulb evolution in Oxalis revisited: the link between anatomy and phylogeny
Published in South African journal of botany (01-04-2008)Get full text
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Refugia, dispersal and divergence in a forest archipelago: a study of Streptocarpus in eastern South Africa
Published in Molecular ecology (01-12-2005)“…We describe a scenario of plant speciation across a relict forest archipelago in South Africa involving Pleistocene habitat expansion‐contraction cycles,…”
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Molecular phylogeny supports model of bulb evolution in southern African Oxalis: Morphological and taxonomic implications
Published in South African journal of botany (01-04-2007)Get full text
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Consistent phenological shifts in the making of biodiversity hotspots: the Cape flora
Published in BMC evolutionary biology (2011)“…Background The best documented survival responses of organisms to past climate change on short (glacial-interglacial) timescales are distributional shifts…”
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Systematics, population genetics and phylogeography of the plant genus Streptocarpus in Southern Africa
Published in South African journal of botany (01-04-2008)Get full text
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Molecular Markers Reject Monophyly of the Subgenera of Satyrium (Orchidaceae)
Published in Systematic botany (01-04-2005)“…Satyrium is a morphologically anomalous genus. Although clearly a member of the terrestrial orchid subfamily Orchidoideae, its phylogenetic relationships…”
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A molecular phylogeny reveals evidence of rapid and recent radiation in Cape and Australian members of the genus Zygophyllum
Published in South African journal of botany (01-04-2008)Get full text
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The phylogenetic position of the enigmatic orchid genus Pachites
Published in South African journal of botany (01-04-2008)“…The orchid genus Pachites is endemic to the Cape Floristic Region and consists of two rare species that only flower during the first year after fire. Pachites…”
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