Handout and slides, Beijing and Bangkok, playability and sustainability.
Weed ID tool with lots of photos.
Video report from the R&A sustainability seminar.
Jason Haines with these presentation slides on 4 years of MLSN.
Driving range before and after:
Dave Wilber and Jason Haines had a fascinating conversation.
5 things I don't do anymore, and why, also by Jason Haines.
Maximum photosynthetically active radiation (PAR) in summer.
A rule of thumb for the cloud effect on PAR.
Presentation slides and animated PAR charts for every day of the year.
Optimum playing conditions with minimum inputs.
This new book: A Short Grammar of Greenkeeping.
Three years of potassium and more snow mold.
Soil tests should result in less fertilizer application, not more.