don't remember if this has been discussed already.
WIPO translation: MINERAL FERTILISER PRODUCTION PROCESS EMPLOYING INOCULATION WITH BIOLOGICAL ADDITIVE AND FERTILISER PRODUCT OBTAINED
(PT) method for producing a mineral fertilizer using inoculation with biological additive and fertilizer product obtained. The process developed is directed to the production of granular, microgranular or powdery mineral fertilizers that contain, in addition to macro and micronutrients, biological additives. The invention associates the use of gallium-based mineral fertilizers to an industrial process with the spraying of biological additives. one of the principal aspects of the sustainability promoted by the present invention relates to the inclusion of micro-organisms that, inserted into the soil, multiply, improve the microbial community and provide several benefits.