Omnia Nutriology® 

A member of the Omnia Group


ONASTM (Optimised Nutrient Application System) is, as the name imply, a program (standard procedures, software driven) to optimise the use efficiency of plant nutrients under fertigation, whether applied through drip and/or micro or pivot irrigation.

OFOS® and ONASTM consist of the following facets: 


  • Specifically formulated products within a two– or three tank system 
  • Computer based plant nutrition programmes 
  • Proven management and control systems 
  • User-friendly monitoring systems 
  • Based on plant nutrient concentration (the Michaelis Menten concept) 
  • Recommendations supported by science 
  • Local agronomic and research support network