@INBOOK {LAGHETTI:1990, title = {Cowpea (Vigna unguiculata [L.] Walp.) germplasm collection in southern Italy and preliminary evaluation}, author = {Laghetti, G. and Padulosi, S. and Hammer, K. and Cifarelli, S. and Perrino, P. }, year = {1990}, type = {Cowpea genetic resources, edited by N.Q. Ng and L.M. Monti}, pages = {46--57}, publisher = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, }