Tight rotations have an impact on OSR yields.

Yet another article warning of the dangers of short rotations. Although in some situations it is the right thing, in many more its simply unsustainable.
A return to good husbandry is needed at the expense of relying on chemistry and the use of ‘agronomy’.

http://www.fwi.co.uk/Articles/30/01/2012/131203/Tight-rotations-have-an-impact-on-OSR-yields.htm#.TyeI0KFlrZ4.twitter