An Observatory Plot System for Grain Production in the Neotropical Savannas - Parsa, Soroush; Gómez Naranjo, Jaime; Alba-Quijano, Diego Alejandro; Aguilar-Ariza, Andrés; Gómez Mora, Juan David; Guevara, Edward D.; Bernal Riobo, Jaime Humberto (Hindawi Limited, 2015)