Finch, E. O., I. Cruz, and M. A.P. Ramalho. 2014. “An Apparatus to Apply Granular Insecticides Adapted to an Animal-Drawn Planter”. Pesquisa Agropecuaria Brasileira 17 (12): 1773-75. https://doi.org/10.1590/S1678-3921.pab1982.v17.16421.