@MANUAL {AIGHEWI:2014, title = {Seed yam production from minisetts: a training manual}, author = {Aighewi, B. and Maroya, N. and Asiedu, R. }, year = {2014}, note = {RTB; Root and Tuber; Yam; Yam Agronomy; Learning Material; ISBN: 978-978-8444-49-7; 40p.; WAHub.}, }