https://www.bangor.ac.uk/cy/digwyddiadau/dr-tina-barsby-obe-genetically-modified-organisms-friend-or-foe
Dr Tina Barsby OBE, Genetically Modified Organisms: Friend or Foe? | Prifysgol Bangor
Organebau a Addaswyd yn Enetig : Gelyn neu Gyfaill?
friend or foetina barsbygenetically modified