PPP [1] : Plant Protection Product.

  PPP [2] : Policies, Plans and Programmes.

  PPP [3] : Polluter Pays Principle

  PPS : Playing Pitch Strategy.

  PQA : Performance Quality Assessment.

  PQM : Performance Quality Measurement.

  PQQ : Pre-Qualification Questionnaire.

  PQS : Performance Quality Standard.

  PRG : Perennial Ryegrass.

  PSD : Particle Size Distribution.

  PSI : Pounds per Square Inch.

  PSPS : Pesticides Safety Precautions Scheme.

  PSR [1] : Pre-Season Rolling.

  PSR [2] : Pressure, State, Response.

  PTO : Power Take Off.

  PTT : Polytrimethylene terephthalate.

  PUWER : Provision and Use of Work Equipment Regulations 1998.

  QCA : Qualifications and Curriculum Authority.

  QCF : Qualifications and Credit Framework.

  QoI : Quinone Outside Inhibitors, a fungicide group.