Keywords: Ammonia generator.png en A schematic of an ammonia generator system This system was designed by Bill Holmgren see http //www permaculture org/nm/images/uploads/Permaculture_Techniques pdf and was intented for fertilization of crops The titanium oxide is a catalyst so the system does not run out of resources to generate the fertiliser own KVDP 2009-10-31 diagram Fertilizers Permaculture |