Journal articles Open Access Nature of resistance of cowpea Alectra vogelii infestation D.M Lungu · Ally. Mbwando · L. Tembo · G.M. Tryphone Alectra vogelii (benth) is parasitic weed which causes significant yield reductions in cowpea (Vigna unguiculataWalp) in Africa. The objective of this study was to identify the type of gene action controlling the trait for resistance to Al… RUF-36588 2016 CC BY 4.0 13 Feb 2017