Morais, H. et al. 2006. Microclimatic characterization and productivity of coffee plants grown under shade of pigeon pea in Southern Brazil. Pesquisa Agropecuaria Brasileira. 41, 5 (May 2006), 763–770. DOI:https://doi.org/10.1590/S1678-3921.pab2006.v41.7204.