Dr Norman Borlaug's pioneering work on disease-resistant crops saved millions of people from famine and malnutrition. But there was controversy over his methods. Show more
Discover 11,128,835 listings and 279,741 playable programmes from the BBC
Dr Norman Borlaug's pioneering work on disease-resistant crops saved millions of people from famine and malnutrition. But there was controversy over his methods. Show more