Nitrification is an important step in the nitrogen cycle in soil.
* Ostali igralci, ki so znotraj najboljših 64 igralcev dosegli najvišjo uvrstitev svoje kariere, so: Jamie Cope (#19), Stuart Bingham (#21), Ricky Walden (#35), Andrew Higginson (#38), Liang Wenbo (#40), Judd Trump (#41), David Gilbert (#43), Rory McLeod (#44), Jimmy Michie (#46), Mike Dunn (#47), Tom Ford (#48), Liu Song (#53) in Ian Preece (#55).