Nigerian Journal of Soil & Environment Research 

 - ZARIA  Dept. of Soil Science,ABU 
 - 7,2007;19(2),2009;20(1&2),2010;21(1),2011;22(1),2012;24(1)2014;25,2015 
<br/><br/><label>ISSN: </label>1595-6121 
<br/><br/><label>LC Class. No.: </label>S1  / N54