@PROCEEDINGS {MARKHAM:1990a, title = {Biological control of the larger grain borer}, author = {Markham, R. H. and Herren, H. R. }, booktitle = {Proceedings of an IITA/FAO coordination meeting, Cotonou, Republic of Benin, 2-3 June 1989}, year = {1990}, publisher = {International Institute of Tropical Agriculture (IITA)}, note = {171 pp}, }