@PROCEEDINGS {KANG:1974a,
title = {Preliminary report on evaluation of nitrogen sources for flooded rice and maize in Western Nigeria},
author = {Kang, B. T. and Ballaux, J. C. and Osiname, O. *},
booktitle = {Paper presented at the TVA-AID Fertilizer Research Project Workshop IITA, Ibadan},
year = {1974},
}