Patent
 (2015)

Controlled-release nitrogen fertilizer using biochar as a renewable support matrix

Navia, Rodrigo; Betancourt, Robinson; Diez Jerez, María Cristina; Sepulveda, Noelia; Curaqueo, Gustavo.; Cea, Mara; Toro, Claudio; Gonzalez, Aixa; Gonzalez, Maria Eugenia