Machado, E.C. and Pereira, A.R. 2014. A system for measuring the CO2 fluxes in roots and top of intact plants. Pesquisa Agropecuaria Brasileira. 25, 6 (Apr. 2014), 935–944. DOI:https://doi.org/10.1590/S1678-3921.pab1990.v25.13525.