Regeneration pattern of four threatened tree species in Sudanian savannas of Burkina Faso

2012 ◽  
Vol 86 (1) ◽  
pp. 35-48 ◽  
Author(s):  
Amadé Ouédraogo ◽  
Adjima Thiombiano
PLoS ONE ◽  
2018 ◽  
Vol 13 (12) ◽  
pp. e0199488 ◽  
Author(s):  
Kangbéni Dimobe ◽  
Jérôme Ebagnerin Tondoh ◽  
John C. Weber ◽  
Jules Bayala ◽  
Korotimi Ouédraogo ◽  
...  

New Forests ◽  
2016 ◽  
Vol 47 (6) ◽  
pp. 845-860 ◽  
Author(s):  
Edel Joshua Atondo-Bueno ◽  
Fabiola López-Barrera ◽  
Martha Bonilla-Moheno ◽  
Guadalupe Williams-Linera ◽  
Neptalí Ramírez-Marcial

Oryx ◽  
2004 ◽  
Vol 38 (4) ◽  
pp. 389-394 ◽  
Author(s):  
Marcondes A. Oliveira ◽  
Alexandre S. Grillo ◽  
Marcelo Tabarelli

In this study we surveyed all trees ≥10 cm diameter at breast height within 20 0.1 ha plots in a 3,500 ha forest fragment, surrounded by sugar cane fields, of the Brazilian Atlantic forest to compare tree species assemblages at the forest edge (0–100 m into forest) vs forest interior (>200 m). Plots were perpendicular to the margin. The mean number of tree species was significantly higher in the forest interior (35.4 ± SD 7.1 vs 18.4 ± SD 4.4). In addition, forest edge differed from interior in the proportion of shade-tolerant, emergent, large/very large-fruited species, and large-seeded tree species. Among the 134 tree species recorded, 24% were exclusive to the forest edge and 57% to the forest interior. Our results suggest that both the current system of protected areas and archipelagos of small fragments (1) tend to retain only a subset of the original flora, (2) will converge in terms of floristic and ecological composition (biotic simplification and homogenization), and (3) will lose rare and threatened tree species.


PLoS ONE ◽  
2011 ◽  
Vol 6 (4) ◽  
pp. e18790 ◽  
Author(s):  
Julian M. Norghauer ◽  
Adam R. Martin ◽  
Erin E. Mycroft ◽  
Arlington James ◽  
Sean C. Thomas

Forests ◽  
2019 ◽  
Vol 10 (3) ◽  
pp. 227 ◽  
Author(s):  
Michel Valette ◽  
Barbara Vinceti ◽  
Daouda Traoré ◽  
Alain Touta Traoré ◽  
Emma Lucie Yago-Ouattara ◽  
...  

In the Sahelian region, different approaches are being used to halt environmental degradation and restore tree cover, with varying degrees of success. Initiatives vary according to projects’ objectives, type of land to restore, and technical practices used (natural regeneration, farmer-managed assisted regeneration, enrichment planting, etc.). This study investigates tree planting choices and selection of tree seed sources in some villages of the Central region of Burkina Faso. The study targeted 96 farmers and compared planting practices adopted by farmers involved in small-scale forest restoration using fences, with those not involved in this initiative. The objective was to understand what portfolio of tree species were planted, what factors influenced tree species selection, what tree seed sources were used, what collection practices were generally adopted, and whether there were significant differences between types of farmers. The results showed that the use of fencing to promote forest restoration support the planting of a more diverse portfolio of tree species than other small scale efforts and includes a greater representation of indigenous trees. Fenced plots have therefore a conservation value in landscapes where the diversity of tree species is progressively declining. In addition to the use of fences, some other key factors affect tree planting, mainly land tenure, availability of diverse tree seed sources, and availability of land. Farmers tend to collect directly most of the planting material they need, but in the majority of cases they do not follow recommended best practices. In light of the ambitious forest restoration targets of Burkina Faso and the need to provide diverse options to rural communities to enhance their resilience vis-à-vis increasing environmental challenges, strengthening the capacity of farmers in tree planting and establishing a robust tree seed systems are crucial targets.


2008 ◽  
Vol 46 (4) ◽  
pp. 602-611 ◽  
Author(s):  
Catherine Ky-Dembele ◽  
Mulualem Tigabu ◽  
Jules Bayala ◽  
Sibiri Jean Ouédraogo ◽  
Per Christer Odén
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