NZGCSA : New Zealand Golf Course Superintendents Association.

  O&M : Operations and Maintenance manual.

  ODI : One Day International (cricket) match.

  OES : Occupational Exposure Standard.

  OLA [2] : Off-Label Approval.

  OOB : Out of Bounds.

  OPC : Operator Presence Control bar or lever.

  OSCAR : Outcome, Situation, Choice and consequences, Actions, Review.

  OSKAR : Outcome, Scaling, Know How & Resources, Affirm and Action, Review.

  PAH : Polycyclic Aromatic Hydrocarbons.

  PAR : Photosynthetically Active Radiation.

  PAS : Pitch Advisory Service.

  PBAT : Polybutylene adipate terephthalate, a biodegradable plastic.

  PBS : Polybutylene succinate, a biodegradable plastic.

  PCD : Passive Capillary Drainage.

  PCR : The Petroleum (Consolidation) Regulations 2014.

  PCS : Pesticide Control Service.

  PCSCU : Polymer Coated Sulphur-Coated Urea.

  PCSU : Polymer Coated Sulphur-coated Urea.

  PDCA : Plan-Do-Check-Act.