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Ecological aspects of the substrate and water relations of deciduous and evergreen plant forms in the western Karoo

The principle aim of this work was to ascertain the relative importance of water and nutrient supply in determining the success of deciduous and evergreen plant forms on two main substrate types in the Worcester-Robertson valley, situated in the Succulent Karoo Biome. The substrate types selected fo...

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Main Author: Midgley, Guy F
Other Authors: Moll, Eugene J
Format: Thesis
Language:English
Published: Department of Biological Sciences 2016
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access_status_str Open Access
author Midgley, Guy F
author2 Moll, Eugene J
author_browse Midgley, Guy F
Moll, Eugene J
author_facet Moll, Eugene J
Midgley, Guy F
author_sort Midgley, Guy F
collection Thesis
description The principle aim of this work was to ascertain the relative importance of water and nutrient supply in determining the success of deciduous and evergreen plant forms on two main substrate types in the Worcester-Robertson valley, situated in the Succulent Karoo Biome. The substrate types selected for study represent soils of zoogenic soil mounds (locally termed "heuweltjies", and often referred to in the literature as "Mirna-like" mounds), and soils immediately adjacent to and surrounding the soil mounds. The distribution of deciduous and evergreen plant forms in the Worcester-Robertson valley was analys~d relative to the selected substrate types. Foliar elemental concentrations of four selected species growing on both substrates at five separate sites within the valley were determined. Also, the patterns of seasonal water stress exhibited by three deciduous and five evergreen non-succulent woody perennials growing in both substrates were investigated on high radiation (equator-facing) and low radiation (pole-facing) slopes at one intensive study site, the Worcester Veld Reserve.
format Thesis
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institution University of Cape Town (South Africa)
language eng
last_indexed 2026-06-10T12:32:51.499Z
license_str Not specified — see source repository
provenance_str_mv Harvested via OAI-PMH from UCTD — University of Cape Town Open Access Repository
publishDate 2016
publishDateRange 2016
publishDateSort 2016
publisher Department of Biological Sciences
publisherStr Department of Biological Sciences
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source_str UCTD — University of Cape Town Open Access Repository
spelling oai:open.uct.ac.za:11427/21930 Ecological aspects of the substrate and water relations of deciduous and evergreen plant forms in the western Karoo Midgley, Guy F Moll, Eugene J Rutherford, MC Evergreens - South Africa - Karroo - Ecology Evergreens - South Africa - Karroo - Nutrients Evergreens - South Africa - Karroo - Water requirements Plant ecology - South Africa - Karroo The principle aim of this work was to ascertain the relative importance of water and nutrient supply in determining the success of deciduous and evergreen plant forms on two main substrate types in the Worcester-Robertson valley, situated in the Succulent Karoo Biome. The substrate types selected for study represent soils of zoogenic soil mounds (locally termed "heuweltjies", and often referred to in the literature as "Mirna-like" mounds), and soils immediately adjacent to and surrounding the soil mounds. The distribution of deciduous and evergreen plant forms in the Worcester-Robertson valley was analys~d relative to the selected substrate types. Foliar elemental concentrations of four selected species growing on both substrates at five separate sites within the valley were determined. Also, the patterns of seasonal water stress exhibited by three deciduous and five evergreen non-succulent woody perennials growing in both substrates were investigated on high radiation (equator-facing) and low radiation (pole-facing) slopes at one intensive study site, the Worcester Veld Reserve. 2016-09-25T16:51:41Z 2016-09-25T16:51:41Z 1989 Master Thesis Masters MSc http://hdl.handle.net/11427/21930 eng application/pdf Department of Biological Sciences Faculty of Science University of Cape Town
spellingShingle Evergreens - South Africa - Karroo - Ecology
Evergreens - South Africa - Karroo - Nutrients
Evergreens - South Africa - Karroo - Water requirements
Plant ecology - South Africa - Karroo
Midgley, Guy F
Ecological aspects of the substrate and water relations of deciduous and evergreen plant forms in the western Karoo
thesis_degree_str Master's
title Ecological aspects of the substrate and water relations of deciduous and evergreen plant forms in the western Karoo
title_full Ecological aspects of the substrate and water relations of deciduous and evergreen plant forms in the western Karoo
title_fullStr Ecological aspects of the substrate and water relations of deciduous and evergreen plant forms in the western Karoo
title_full_unstemmed Ecological aspects of the substrate and water relations of deciduous and evergreen plant forms in the western Karoo
title_short Ecological aspects of the substrate and water relations of deciduous and evergreen plant forms in the western Karoo
title_sort ecological aspects of the substrate and water relations of deciduous and evergreen plant forms in the western karoo
topic Evergreens - South Africa - Karroo - Ecology
Evergreens - South Africa - Karroo - Nutrients
Evergreens - South Africa - Karroo - Water requirements
Plant ecology - South Africa - Karroo
url http://hdl.handle.net/11427/21930
work_keys_str_mv AT midgleyguyf ecologicalaspectsofthesubstrateandwaterrelationsofdeciduousandevergreenplantformsinthewesternkaroo