Adrian Stott (aka Tarit), one of Scotland's most experienced ultra-distance runners and Manager of specialist running shop, Run and Become, offers some ideas on training. These articles were originally written specifically for entrants in races in Scotland - the Edinburgh Marathon and Loch Ness Marathon - but the sound advice here can be applied to any long distance race.
Marathon - 4 months to go - training schedules & plans
Marathon - 3 months to go - hydration & energy
Marathon - 3 months to go - long runs and consistency
Marathon - 2 months to go - incorporating speedwork
Marathon - 2 weeks to go - final preparation
General articles on training for long races: