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Índices técnicos e econômicos da colheita madeireira com microtrator substituindo animais em manejo florestal comunitário

Authors: Araujo, Henrique José Borges de; Correia, Manoel Freire;

Índices técnicos e econômicos da colheita madeireira com microtrator substituindo animais em manejo florestal comunitário

Abstract

Em 1995, a Embrapa Acre iniciou o desenvolvimento do sistema de manejo florestal madeireiro comunitario do Projeto de Colonizacao Pedro Peixoto (PC Peixoto), no Estado do Acre, propondo metodos acessiveis a produtores rurais de baixa renda. Originalmente, nesse sistema, o transporte primario da madeira da floresta as vias de escoamento e praticado com animais (bois de carga), no entanto, a eficiencia desse metodo e baixa e exige demasiado esforco dos animais. Diante dessa limitacao, foi proposto substituir os animais por microtratores, acoplados a carretas basculantes. Este trabalho objetiva apresentar indices tecnicos operacionais e economicos da colheita de madeira do PC Peixoto com a insercao de microtrator em substituicao aos animais de carga. O equipamento utilizado foi o microtrator Yanmar Agritech TC-14 (14 cv). Os indices tecnicos e economicos apresentados sao relativos a todas as operacoes de colheita da madeira – abertura e manutencao de carreadores na floresta, derrubada da arvore, processamento e transporte primario – e aos insumos utilizados – mao-de-obra, material de consumo e os equipamentos, como motosserras e serraria portatil. Comparado aos animais, o microtrator mostrou desempenho operacional superior em varios aspectos, com destaque a produtividade, que alcancou, em media, 4,1 m3 d–1, acima do dobro. O custo operacional utilizando serraria portatil e microtrator foi de R$ 114,11 m–3, empregando 23,25 homens d–1 para colher 36 m3 de madeira em tora ao ano. Os resultados obtidos apontam para a viabilidade tecnica e economica do uso do microtrator no sistema de manejo comunitario do PC Peixoto.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
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Average
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