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Van der Linde, Johannes Alwyn
(University of Pretoria, 2011)
The genus Euphorbia consists of a group of plants with a diverse morphology occurring all
over the world. In South Africa species of the succulent Euphorbia trees are mostly found in
the Northern provinces with Euphorbia ...
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Van der Linde, Johannes Alwyn
(University of Pretoria, 2018)
Globally, over the last 30 years, there has been an increase in the number of reports of tree mortality related to anthropogenically driven climate change. Changes in climate not only directly affect plant and tree growth ...