Pinpoint precision

Chris Tritabaugh speaks about preparing the course for the U.S. Amateur championship in this short video from the USGA:

Course Prep for the U.S. Amateur: Maintenance With Pinpoint Precision

Chris mentions the growth ratio, which for clarity we are calling Turf GvX now.

GvX stands for growth versus expected. It's a numerical value that expresses at once the amount the grass is growing right now, compared to the amount the grass is expected to grow given the recent weather conditions.…