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The conservation genetics of the Clanwilliam cedar (Widdringtonia cedarbergensis)
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Restoration of the Clanwilliam cedar, Widdringtonia cedarbergensis: a study on the potential for fire as a management tool
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Reproduction and establishment of two endangered African cedars, Widdringtonia cedarbergensis and Widdringtonia whytei
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Analysis of long-term changes in populations of the Clanwiliam Cedar (Widdringtonia cedarbergensis) using repeat photography
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Studies on the autecology of Myriophyllum aquaticum in the South-Western Cape Province
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A preliminary autecological study of Staavia dodii, Family Bruniaceae
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The systematics of the Genus Widdringtonia Endl., (Cupressaceae)
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Genetic and morphological means of differentiating within and between populations of Widdringtonia whytei and Widdringtonia nodiflora on Mount Mulanje, Malawi
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Molecular phylogenetics of Widdringtonia Endl. (Cupressaceae) based on ITS1 sequences of nuclear ribosomoal DNA
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Studies in die Sederberge oor (i) die status van die Clanwilliam seder (Widdringtonia cedarbergensis Marsh), (ii) buitelugontspanning
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The functional significance of leaf trait variation in determining South African Podocarpus and Widdringtonia distribution
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Autecology and embryology of Audouinia capitata (Bruniaceae), a threatened species in the Cape floristic region
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Shade or light? : size class distribution and δ¹³C values as clues to the recruiting environment of Widdringtonia whytei
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Disturbance ecology and size class structure of the Mulanje cedar of Malawi, Widdringtonia whytei and associated broadleaved forest
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A revision of the genus Widdringtonia Endl. (Cupressaceae) occuring in Malawi, Mozambique, Zimbabwe and the Transvaal (South Africa)
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The relationships between forest and mountain fynbos communities in the southwestern Cape Province of South Africa
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Die invloed van diere op die populasiebiologie van die Clanwilliam seder (Widdringtonia cedarbergensis Marsh), met spesiale verwysing na die rol van kleinsoogdiere
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The natural vegetation of the Robertson Karoo : an evaluation of its conservation status
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The effects of population size on agathosma collina (rutaceae) and its conservation implications
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Molecular systematics of the genus Widdringtonia Endl
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A comparative study of the reproduction, autecology and genetic diversity of Brachysiphon rupestris, B. acutus and some other species of the Penaeaceae
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Enhancing the conservation of freshwater biodiversity through improved freshwater conservation planning techniques
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A monograph study of the genus Widdringtonia endl.
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Ecosystem goods and services in semi-arid lanscape : an examination of the relationship between ecological processes, land-use strategies and biodiversity conservation