Research Article
Effect of Aqueous Extracts of Tropical Plants for Management of Maruca vitrata Fab. and Clavigralla tomentosicollis Stal. on Cowpea, Vigna unguiculata (L.) Walp. Plants
Department of Crop Protection, Faculty of Agriculture, Institute for Agricultural Research, Ahrnadu Bello University, PMB 1044, Samaru, Zaria 810001, Nigeria