33 3Cambio en la composición florística de las comunidades boscosas inducidas por el clima en el norte de la región Baikal (sur de Siberia) 
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Bosque (Valdivia)

 ISSN 0717-9200

FIGUEIRA GAZELL, Ana Carolina; ABBUD RIGHI, Ciro; STAPE, José Luiz    CAMARGO CAMPOE, Otávio. Tree species richness, does it play a key role on a forest restoration plantation?. Bosque (Valdivia) []. 2012, 33, 3, pp.245-248. ISSN 0717-9200.  http://dx.doi.org/10.4067/S0717-92002012000300002.

The Brazilian Atlantic forest is considered one of the world's biodiversity conservation hotspot. Today there is less than ten percent remaining. Therefore it is necessary to restore these ecosystems. There are many ways of achieving restoration's main goals, but there is a lack of ecological studies that analyzes tree species richness as a variable. Thus, this study's goal is to investigate if there is a difference between a forest restoration in a gradient of tree species richness that varies from 20, 60 to 120 species, by using the litterfall as an indicator. Every month, for one year the forest litter was collected from litter traps that were previously installed. Results revealed that stands produced litterfall by the increasing gradient of species was of 5,370, 5,909 and 6,432 kg ha-1 yr-1. The statistical analyses revealed no significant difference among them. Therefore this six-year-old forest restoration plantation shows no difference on the litter production by the tree species richness.

: Brazilian Atlantic rainforest; forest restoration; landscape ecology; tree biodiversity; forest litter production.

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