Theses & Dissertations Open Access Response of yam landraces and hybrid lines to nematode attack in Uganda Joseph. Mudiope Yam (Dioscorea spp.) is a major food crop in Africa and in Uganda, it is considered a famine-researve food crop. However, the crop faces a complex of constraints, especially susceptibility to nematodes and limited research attention. In an… RUF-35443 1998 CC BY 4.0 25 Sep 2015