Updated: Jul 10, 2020
Thanks to everyone who is helping me conduct my research!
Aberystwyth University, notably Dr Ana Winters
Bioinnovation Wales, notably Dr Peter Wootton-Beard
Field Options Ltd, Presteigne
G H Price and co., Hindwell Farm, Walton
J. J. Owens and Son, Gumma Farm, Presteigne
Powell and Oliver Ltd, Kings Pyon