MOJICA, A.; SOLÍS, J.; BERNAL, N.; VERGARA, F.; DUARTE, B.; HO, C. A.; ORTEGA, J.; PASTOR, L. A Fast Experimental Electrical Conductivity Survey for Agricultural Applications, Case of Small Crop Area of Otoes (Xanthosoma sp.) in Central Region of Panama. Journal of Experimental Agriculture International, v. 8, n. 3, p. 137-143, 18 abr. 2015.