Delaplane; Ellis; Palmer; Cobey.... Search for University extension programs, go a bit further north and check out the University of Guelph videos. Loads of stuff out there and yes of course people will tell you that it's not suitable for Shropshire but they're the blind ones. Videos and books are the same in that we need to learn to read between the lines. Watch, listen, read and think. Depth of experience is more important than location that's why I follow ITLDs Twitter feed even though his main crop is heather and the centre of his operation is in Scotland while I'm chasing a July flow on the Jurassic coast.