Sitio web y aplicación móvil de control de uso del suelo a través del mapa interactivo de la región norte del estado de Guerrero, segunda fase
This work is based on the project of stays carried out by three students of the educational program of Engineering in Information Technology at the Technological University of the Northern Region of Guerrero in the period from January - April 2017, the work has been restructured into a Second phase, giving continuity to the research project carried out at the National Institute of Forestry, Livestock and Agricultural Research of the State of Guerrero, that to obtain the type of treatment called technological fertilization package in the sowing land in the northern region of the state of Guerrero , the formula 90-60-00 of the inifap is applied by means of three tables found at the end of this work in the annex section. With this technological information and the recommended fertilization formula, (90-60-00), the source and amounts of nitrogen and phosphorus to be used are suggested. The source of nutrients depends on the Fertilizer Program, for nitrogen, ammonium sulfate (21% N) or phosphonitrate (33% N, 3% P2O5) was available and for phosphorus, diammonium phosphate (18% N, 46% P2 O5) [8].