ESTOQUES DE BIOMASSA E NUTRIENTES EM TRÊS ESPÉCIES DE ParkiaEMPLANTIOS JOVENS SOBRE ÁREA DEGRADADA NA AMAZÔNIA CENTRAL

Translated title of the contribution: Biomass and nutrients in three species of Parkia plantingson degraded area in Central Amazon

Karen Cristina Pires da Costa, João Baptista Silva Ferraz, Rodrigo Pinheiro Bastos, Marciel José Ferreira, Tatiane da Silva Reis, Alex de Souza Trindade, Giuliano Piotto Guimarães

2 Citations (Scopus)

Abstract

Biomass and nutrients partitioningstrategies in treespeciesmay reflecttheir ability to survivein plantationsondegraded areas. The objective of this studywas to investigatethe contentofbiomassand nutrientsin tree components of Parkia multijuga,ParkianitidaandParkiapendulaonplantingsindegraded areain Manaus, AM. Thebiomasswas determinedby the harvestmethodin sixtreesof eachspecies, whichweresubdividedintoleaves,fine branches(Ø <10 cm), coarsebranches(Ø ≥10cm), stemwood,medium roots(≤ 2mmØ<5 cm)andcoarseroots(Ø ≥5cm). At 4 years, Parkiamultijugaallocated60% of the totalbiomasstoabove-groundcomponentsand 40% to below-ground.Parkianitidaallocated84% toabove-ground and16% tobelow-ground.Parkiapendulaallocated67%toabove-groundcomponents and 33% tobelow-ground. The orderof the nutrient accumulationin treecompartmentswas: N> Ca> K> Mg> P.Parkiamultijuga, by adoptingbetter strategies of distribution of biomass and nutrients, it is a recommended speciesfor reforestation programs on degraded sitesin the Amazon
Translated title of the contributionBiomass and nutrients in three species of Parkia plantingson degraded area in Central Amazon
Original languagePortuguese
JournalFloresta
Volume44
Issue number4
Pages (from-to)637-646
Number of pages11
ISSN0015-3826
DOIs
Publication statusPublished - 2014
Externally publishedYes

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