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Assessment of Tree Species Richness, Diversity, Population Structure and Natural Regeneration in Nongeni Forest Reserve in Morogoro Region, Tanzania

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dc.creator Kacholi, David Sylvester
dc.date 2020-02-14T10:35:01Z
dc.date 2020-02-14T10:35:01Z
dc.date 2019
dc.date.accessioned 2021-05-07T09:43:38Z
dc.date.available 2021-05-07T09:43:38Z
dc.identifier Kacholi, D.S. (2019). Assessment of tree species richness, diversity, population structure and natural regeneration in Nongeni Forest Reserve in Morogoro Region, Tanzania. Tanzania Journal of Science, 45(3): 330-345.
dc.identifier 0856-1761
dc.identifier http://hdl.handle.net/20.500.11810/5384
dc.identifier.uri http://hdl.handle.net/20.500.11810/5384
dc.description This study examined tree species richness, diversity, population structure and regeneration in Nongeni forest reserve, Morogoro, Tanzania. The study deployed plot sampling technique whereby a total of 20 plots of 0.05 ha each were randomly established in the forest. All species and individuals encountered in each plot were counted, identified and DBH measured. A total of 751 individuals/ha representing 24 species belonging to 11 families were recorded. Family Fabaceae was dominant with 9 species. The Shannon-Wiener, Margalef, Simpson‟s and Pielou J index were calculated as 2.667, 3.474, 10.58 and 0.839, respectively. The Diplorhynchus condylocarpon (52.18) was the dominant species in terms of species importance value index (IVI) followed by Antidesma venosum (27.40) and Stereospermum kunthianum (21.16). The forest mean basal area was 10.80 m2/ha whereby D. condylocarpon (2.26 m2/ha) had highest value followed by Julbernardia globiflora (1.36 m2/ha). Of the observed species, 12.5% exhibited good regeneration, 45.8% poor regeneration, 29.2% new regeneration and 12.5% displayed fair/hampered regeneration pattern. Also, 29.1% of the species displayed both poor regeneration pattern and low IVI. The study concludes that the forest was rich in tree species and had good regeneration. However, conservation attention and proper management strategies for the species that exhibited poor regeneration and low IVI is imperative.
dc.language en
dc.publisher Tanzania Journal of Science
dc.subject Diversity
dc.subject Forest health
dc.subject Importance value index
dc.subject Regeneration
dc.subject Species richness
dc.title Assessment of Tree Species Richness, Diversity, Population Structure and Natural Regeneration in Nongeni Forest Reserve in Morogoro Region, Tanzania
dc.type Journal Article


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