10.20 New project ballot initiated Sep 27, 2026
ISO
ISO/TC 134 Fertilizers, soil conditioners and beneficial substances
International Standard
This standard specifies the requirements and test methods for Plant Growth Promoting Rhizobacteria (PGPR) in Biofertilizers, focusing on their Plant growth hormones producing ability. It applies to both solid and liquid Biofertilizers containing PGPR intended for use in overseeding or soil, root and seedling inoculation across various plant species.
IN_DEVELOPMENT
ISO/NP 27162
10.20
New project ballot initiated
Sep 27, 2026