Publicaciones seleccionadas artículo académico Evaluation of three methods for preservation of Azotobacter chroococcum and Azotobacter vinelandii -. Universitas Scientiarum. 18:129-139. 2013 libro Effect of inoculation with plant growth-promoting bacteria (pgpb) on amelioration of saline stress in maize (zea mays)-. Ed. 61. 2012