English: precision agriculture 
Welsh: amaethyddiaeth fanwl
Subject: Amaeth
Welsh definition: Precision agriculture is a farming management concept based on observing, measuring and responding to inter and intra-field variability in crops. The goal of precision agriculture research is to define a decision support system for whole farm management with the goal of optimizing returns on inputs while preserving resources.
Welsh context: Mae Llywodraeth Cymru'n gweithio i wella'r cyswllt band eang a ffonau symudol ledled Cymru a bydd hyn yn helpu i gefnogi amaethyddiaeth fanwl.
Notes: Gellid defnyddio'r ffurfiau amaeth fanwl neu ffermio manwl, gan ddibynnu ar y cyd-destun.