@BOOKLET {WELLER:2020, title = {Status of Paraquat in Nigeria: Why a ban is necessary}, author = {Weller, S. and Riches, C. and IITA Cassava Weed, }, year = {2020}, address = {Ibadan, Nigeria}, howpublished = {Booklet}, note = {ISBN: 978-978-131-365-3. 38p.}, }