Study calls for urgent plan to manage invasive weed which threatens livelihoods in Africa

Dr Arne Witt, lead author of the study published in the journal Bothalia, said that over half of farmers surveyed in the Karonga District of Malawi believe the weed, which more than 40 years ago had already been considered to be one of the 76 worst weeds in the world, believed the M. diplotricha to have reduced crop yields.