ISSN: 0041-3216 (Online), 0041-3216 (Print)
Volume 64 Number 2
Preliminary field evaluations of cowpea varieties for resistance to the black cowpea moth, Cydia ptychora (Meyrick) (Lepidoptera: Tortricidae)
43 varieties of cowpea, Vigna unguiculata subsp. unguiculata (L.) Walp., were screened for resistance to the black cowpea moth, Cydia ptychora (Meyrick), in various replicated field trials at Ile-Ife, Nigeria. The varieties EW/1, ER-7, BPL-3-1, TVx 3236 O/G, TVu 2994 and TVu 3709 were found to show promising levels of resistance to the pest.
Keywords: Resistance evaluations; Cowpea; Black cowpea moth; Nigeria