A biostimulant based on volcanic rock Description :Jean and Pierre Niesner, founders of Power the Nature, have developed a volcanic rock-based biostimulant that reduces the need for fertilizers. The product has been awarded European certification and published twice in scientific agronomic journals. Link to the publication yann.poupinel2025-09-24T12:52:48+02:00 Related Posts Fertiroc: an innovative biostimulant from Moselle December 12th, 2024