Nigeria Journal of weed science  

 - Ibadan  Weed Science Society of Nigeria, 
 - 20, 2007; 21, 2008; 22, 2009; 23, 2010; 27, 2014; 
<br/><br/><label>ISSN: </label>0794-4950 
<br/><br/><label>LC Class. No.: </label>SB1  / .N54