BIOMASS AND CARBON STOCK IN Jatropha curcas L.

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Carlos Moreira Miquelino Eleto Torres Laércio Antônio Gonçalves Jacovine Diego de Paula Toledo Carlos Pedro Boechat Soares Sabina Cerruto Ribeiro Maria Cristina Martins

Abstract

This study aims to quantify the biomass and carbon stock in a crop of physic nut Jatropha curcas in Viçosa-MG at age three years. For biomass quantification, the direct or destructive method was applied to sample plants selected according to height, crown diameter and number of branches. For the determination of dry biomass in the field, the proportionality method was used. The determination of total carbon content was done in the Laboratory of Forest Soils of the Federal University of Viçosa, and the estimation of CO2 equivalent was based on the 3.67 factor. The carbon stock found in the third year of cultivation was 4.182 tC.ha-1 (15.349 tCO2-e.ha-1) and the mean annual increment (MAI) was 1.394 tC.ha-1.year-1. Results revealed that the potential carbon increment in the physic nut crop is similar to values found in other crops and natural forests yet lower than in eucalyptus crops. 

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How to Cite
TORRES, Carlos Moreira Miquelino Eleto et al. BIOMASS AND CARBON STOCK IN Jatropha curcas L.. CERNE, [S.l.], v. 17, n. 3, p. 353-359, may 2015. ISSN 2317-6342. Available at: <http://cerne.ufla.br/site/index.php/CERNE/article/view/55>. Date accessed: 16 sep. 2019.
Keywords
Carbon credits, carbon sequestration, physic nut
Section
Article