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RB209 Section 1 Principles of nutrient management and fertiliser use
The AHDB Nutrient Management Guide (RB209) offers best practice guidance on the application of fertilisers and organic materials to crops and grassland.
About RB209
The AHDB Nutrient Management Guide (RB209) offers best practice guidance on the application of mineral fertilisers, manures and slurries to crops and grassland. AHDB and its partners invest in research to ensure guidance reflects current commercial practice. All relevant research findings are considered by the UK Partnership for Crop Nutrient Management – the body responsible for agreeing changes to RB209.
This publication was last updated in June 2023