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- Okubamichael, Desale Y., et al. Show all 5 Authors
- Biodiversity and conservation 2016 v.25 no.11 pp. 2153-2170
- Cycadopsida; conservation areas; education; farmers; land management; photographs; photography; private ownership; quantitative analysis; traditional medicine; viability; South Africa
- ... Although South African cycads are known to be declining in the wild, there is at present no broad-scale, quantitative analysis to support this view. In this study the fate of 626 individual cycads was assessed from 107 repeat photographs taken at 53 locations over three time-steps (broadly 1940s, mid-1990s and 2014). Of the cycads photographed in the 1940s, 78 % survived to the mid-1990s. By 2014, ...
- Okubamichael, Desale Y., et al. Show all 3 Authors
- Journal of tropical ecology 2014 v.30 no.2 pp. 153-163
- germination; community structure; hypocotyls; hosts; tree diseases; trees; Acacia karroo; genotype-environment interaction; Loranthaceae; host specificity; South Africa
- ... We surveyed the community composition of trees that host the mistletoe Agelanthus natalitius (Loranthaceae) at two sites (Highover and Mtontwane) in South Africa. We recorded a total of 1464 trees (Acacia karroo and A. caffra) hosting 1202 mistletoes in the 64 surveyed plots (20 × 50 m). There were almost four times as many A. karroo as A. caffra at Highover and three times as many A. karroo as A. ...