@TECHREPORT {IITA:1993b, title = {Highlights of scientific findings Annual Report 1992: RCMP Research monograph, No. 15}, author = {IITA, }, year = {1993}, institution = {International Institute of Tropical Agriculture (IITA)}, address = {Ibadan, Nigeria}, note = {RCMP Research monograph, Annual Report 1992. No. 15.; 32p.}, }