Interciencia ISSN: 0378-1844 [email protected] Asociación Interciencia Venezuela Troncone Evaristo, Vinicios; Alvarenga Braga, João Marcelo; Trindade Nascimento, Marcelo Atlantic Forest regeneration in abandoned plantations of eucalypt (Corymbia citriodora (Hook.) K.D.Hill and L.A.S.Johnson) in Rio de Janeiro, Brazil Interciencia, vol. 36, núm. 6, junio, 2011, pp. 431-436 Asociación Interciencia Caracas, Venezuela Disponible en: http://www.redalyc.org/articulo.oa?id=33919418006 Cómo citar el artículo Número completo Sistema de Información Científica Más información del artículo Red de Revistas Científicas de América Latina, el Caribe, España y Portugal Página de la revista en redalyc.org Proyecto académico sin fines de lucro, desarrollado bajo la iniciativa de acceso abierto ATLantic FOREST REGENERatiON in abanDONED PLantatiONS OF EUcaLYPT (Corymbia citriodora (Hook.) K.D.Hill and L.A.S.Johnson) in RiO DE JanEIRO, BRAZIL Vinicios Troncone Evaristo, João Marcelo Alvarenga Braga and Marcelo Trindade Nascimento SUMMARY This study evaluated the floristic and phytosociological species, followed by Myrtaceae and Bignoniaceae. Annonaceae structure of the native tree community of the Atlantic Forest was the family that had the greatest number of individuals, fol- in five plantations of eucalypt Corymbia( citriodora) abandoned lowed by Myrtaceae and Sapindaceae. The density and basal since 1996 in the União Biological Reserve, Rio de Janeiro, area per ha, by stands, ranged from 0 to 1010 individuals and Brazil. Eleven years after abandonment, plots of 20×10m were 0 to 9.9m2·ha-1, respectively. Species richness ranged from 0 established totaling 0.1ha, in five different stands. A total of (stand 4) to 22 (stand 2). The results indicate a low natural 219 individuals with DBH ≥5cm were sampled and distributed regeneration in the understory of the eucalypt stands 11 years in 18 families and 36 species. The most important species were after abandonment. The possible inhibitory role of Corymbia Xylopia sericea, Eugenia supraaxillaris, Cupania oblongifolia citriodora in the establishment and growth of native tree spe- and Annona dolabripetala. Fabaceae was the richest family in cies is discussed. Introduction These species have great eco- closest to the native forest in cies of eucalypt, such as Cor- nomic importance, being wide- terms of soil loss. However, ymbia citriodora (Hook.) K. The Atlantic forest is suf- ly used in the production of studies of impact on the soil by D. Hill & L. A. S. Johnson (≡ fering a continual process of paper and charcoal, in the eucalypt plantations are still Eucalyptus citriodora Hook.) fragmentation of its original pharmaceutical, cosmetic and incipient. have been considered harmful forest cover, resulting in loss perfumery industries, in the The use of forest plantations because of allelopathy (Ni- of biodiversity (Scariot et al., manufacture of cleaning sup- for land reclamation and as a shimura et al., 1984) and their 2005). It is believed that this plies, and in construction, catalyst for restoration of native slow decomposition (Rezende biome has been reduced to among others. Their rapid forests has been considered an et al., 2001), which could com- about 7% of its original area growth, high resistance to important strategy since, in plicate or even prevent the ger- (Myers et al., 2000). Human drought, high re-growth capac- general, they present a rapid mination and growth of other pressure in the Atlantic forest ity, low cost of establishment growth and provide favorable species (Clark and Clark, 1991; has generally been related to of plantations and low require- conditions for germination and Schneider, 2003, Ostertag et al., the expansion of agro-forestry, ments of soil quality and rain- establishment of native species 2008). Other concerns common which entails the replacement fall make many species of eu- (Parrota et al., 1997; Feyera et to the eucalypt species are re- of native forests by planta- calypt ideal for reforestation al., 2002). Some studies have lated to the reduction of tions of sugar cane, pastures (Schneider, 2003). Pires et al. shown that eucalypt plantations groundwater due to overuse, and eucalypt plantations for (2006) stressed the importance can be successfully used in the growth suppression of other industrial use (Lima, 1996). of the percentage of ground recovery of degraded areas, species that may cause an in- In Brazil it is estimated that cover provided by eucalypt lit- serving as a facilitator for the crease in soil erosion and, fi- the plantation of different spe- ter in plantations. According to regeneration of native species nally, the low capacity of euca- cies of eucalypt occupy an area these authors, this is a key fac- (Silva Júnior et al., 1995; lypt forests to support fauna >3×10 6ha (Mora and García, tor in reducing soil loss by ero- Geldenhuys, 1997; Feyera et (Schneider, 2003). 2000), with the highest concen- sion; they conclude that among al., 2002; Sartori et al., 2002; In this context, the objective tration in the states of Paraná, the studied forest systems, the Souza et al., 2007; Nóbrega et of the present work was to São Paulo and Minas Gerais. eucalypt plantation was the al., 2008). However, some spe- evaluate the structure and flo- KEYWORDS / Atlantic Forest / Corymbia citriodora / Eucalypt / Natural Regeneration / Stand / Tree Community / Received: 01/05/2010. Modified: 04/28/2011. Accepted: 04/29/2011. Vinicios Troncone Evaristo. zil. e-mail: vtevaristo@gmail. Janeiro (JBRJ), Brazil. e-mail: tro de Biociências e Biotecno- Biologist. Master in Ecology com [email protected] logia, UENF. Av. Alberto and Natural Resources, Uni- João Marcelo Alvarenga Braga. Marcelo Trindade Nascimento. Lamego 2000, Pq. Califórnia, versidade Estadual do Norte Biologist. D.Sc. in Botany, Biologist. Ph.D. in Ecology, Campos dos Goytacazes, RJ, Fluminense Darcy Ribeiro Universidade Federal do Rio University of Stirling, Scot- Brazil. e-mail: [email protected] (UENF), Brazil. Currently at de Janeiro (UFRJ), Brazil. Re- land, UK. Professor, UENF, Secretaria do Meio Ambiente searcher, Instituto de Pesquisas Brazil. Address: Laboratório do Estado de São Paulo, Bra- Jardim Botânico do Rio de de Ciências Ambientais, Cen- JUN 2011, VOL. 36 Nº 6 0378-1844/11/06/431-06 $ 3.00/0 431 REGENERACIÓN DE LA SELVA ATLÁNTICA EN PLANTACIONES ABANDONADAS DE EUCALIPTO (Corymbia citriodora (Hook.) K. D. Hill and L. A. S. Johnson) En RiO DE JanEIRO, BRaSiL Vinicios Troncone Evaristo, João Marcelo Alvarenga Braga y Marcelo Trindade Nascimento RESUMEN Se evaluó la estructura florística y fitosociológica de la milia más abundante fue Fabaceae, seguida por Myrtaceae y comunidad de árboles nativos de la Selva Atlántica en cinco Bignoniaceae. La familia con el mayor número de individuos plantaciones de eucalipto (Corymbia citriodora) abandonadas fue Annonaceae, seguida por Myrtaceae y Sapindaceae. La desde 1996 en la Reserva Biológica União, Río de Janeiro, densidad y área basal por ha, por parcela, fue de 0 a 1010 in- Brasil. Once años después de ser abandonadas se establecie- dividuos y de 9,9m2·ha-1, respectivamente. La riqueza de espe- ron lotes de 20×10m, totalizando 0,1ha, en cinco parcelas di- cies osciló entre 0 (parcela 4) y 22 (parcela 2). Los resultados ferentes. El muestreo incluyó un total de 219 individuos con indican una regeneración natural baja en el sotobosque de las DAP ≥5cm, distribuidos en 18 familias y 36 especies. Las es- parcelas de eucalipto tras 11 años de abandono. Se discute el pecies más importantes fueron Xylopia sericea, Eugenia supra- posible papel inhibitorio de Corymbia citriodora en el estable- axillaris, Cupania oblongifolia y Annona dolabripetala. La fa- cimiento y crecimiento de especies nativas. REGENERAÇÃO DA SELVA ATLÂNTICA EM PLANTAÇÕES ABANDONADAS DE EUCALIPTO (Corymbia citriodora (Hook.) K.D.Hill E L.A.S.Johnson) NO RiO DE JanEIRO, BRaSiL Vinicios Troncone Evaristo, João Marcelo Alvarenga Braga e Marcelo Trindade Nascimento RESUMO Avaliou-se a estrutura florística e fitosociológica da comu- abundante foi Fabaceae, seguida por Myrtaceae e Bignoniace- nidade de árvores nativas da Selva Atlântica em cinco plan- ae. A família com o maior número de indivíduos foi Annonace- tações de eucalipto (Corymbia citriodora) abandonadas des- ae, seguida por Myrtaceae e Sapindaceae. A densidade e área de 1996 na Reserva Biológica União, Rio de Janeiro, Brasil. basal por ha, por parcela, foram de 0 a 1.010 indivíduos e de Onze anos depois de ser abandonadas se estabeleceram lotes 9,9m2·ha-1, respectivamente. A riqueza de espécies oscilou en- de 20×10m, totalizando 0.1ha, em cinco parcelas diferentes. tre 0 (parcela 4) e 22 (parcela 2). Os resultados indicam uma A amostragem incluiu um total de 219 indivíduos com DAP regeneração natural baixa no sotobosque das parcelas de eu- ≥5cm, distribuídos em 18 famílias e 36 espécies. As espécies calipto após 11 anos de abandono. Discute-se o possível papel mais importantes foram Xylopia sericea, Eugenia supraaxillaris, inibitório de Corymbia citriodora no estabelecimento e cresci- Cupania oblongifolia e Annona dolabripetala. A família mais mento de espécies nativas. ristic composition of eucalypt dustrial use, roads, power and sale. RFFSA was privatized in of the plantations, according to (Corymbia citriodora) planta- communication towers, rail- 1996, but with the influence of Miranda et al. (2007) is dis- tions abandoned since 1996, way, gas pipelines and aban- the scientific community and trophic red-yellow podzolic. aiming to identify whether the doned pastures. The REBIO civil society in favor of con- establishment of native Atlan- União, formerly known as Fa- serving the habitat of the rare Eucalypt stands tic forest tree species is occur- zenda União, has had part of primate Leontopithecus rosalia ring in the understory of these its original forest cover re- (Golden Lion Tamarin), the There are 47 stands of euca- plantations and what are the moved and transformed into Brazilian Institute of Environ- lypt (Corymbia citriodora) in main species and ecological fuel for steam powered loco- ment and Natural Resources the REBIO União, ranging groups to which these species motives since the 1930s.