In the Biochemical Data section there is a line that says "The addition of l-tryptophan in the cultures implies a remarkable increase of the quantity of the produced ergot alkaloids". Swim is guessing that this could also be a good idea for claviceps cultivation too.
Any ideas?
http://www.eleusis.ws/en/articles/vel-fumigatus.shtml (http://www.eleusis.ws/en/articles/vel-fumigatus.shtml)