@INPROCEEDINGS {JAGTAP:1999c, title = {Integrating a geographic information system with germplasm databases}, author = {Jagtap, S. and Ng, N. Q. }, editor = {Crouch, J. H. and Tenkouano, A. }, booktitle = {DNA marker-assisted improvement of the staple crops of sub-Saharan Africa. Proceedings of a workshop on DNA markers, Ibadan, Nigeria, 21–22 August 1996}, year = {1999}, pages = {85--92}, publisher = {International Institute of Tropical Agriculture (IITA); CTA}, address = {Ibadan, Nigeria}, }