@PROCEEDINGS {MAHAPATRA:1976c,
title = {Enhencing fertilizer use efficiency through improved cultural practices},
author = {Mahapatra, I. C. and Kamara, S. G. },
booktitle = {Presented at the FAO/NORAD Fertilizer Conference, Njala,Sierra Leone, September 1976},
year = {1976},
month = {September},
}