@INPROCEEDINGS {NG:1993, title = {Multipurpose tree and shrub permplasm evaluation and conservation at IITA}, author = {Ng, N. Q. and Ladipo, D. O. and Kang, B. and Atta-Krah, A. N. }, booktitle = {Proceedings of the International Consultation on the Development of the ICRAF MPT-Germplasm resources Centre, Nairobi}, series = {2-5 June, 1992}, year = {1993}, pages = {144--156}, publisher = {International Centre for Research in Agroforestry}, organization = {International Centre for Research in Agroforestry}, location = {Nairobi, Kenya}, }