Plá, G.P. and Lopes, N.F. 1998. Estimates of growth and productivity of bean by using a mathematical-physiological model. Pesquisa Agropecuaria Brasileira. 33, 8 (Aug. 1998), 1281–1289. DOI:https://doi.org/10.1590/S1678-3921.pab1998.v33.4961.