Scientists say they have made a step forward in the fight against a wheat disease that threatens food security.
Researchers from the UK, U.S. and Australia identified genetic clues that give insights into whether a crop will succumb to stem rust.
They discovered a gene in the fungus that triggers a wheat plant's natural defences. A second pathway has been discovered which switches on a wheat plant's immune response. READ MORE
December 23, 2017 By BBC