G.B. Vasantha Kumar <br/><br/>
Effect of fly ash and biosolids on soil properties, growth and yield of cowpea (Vigna unguiculata L.) 

 - M.Sc (Agri) 
 - Dharwad  University of Agricultural Sciences Dharwad  2001 
 - 157p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>630  / VAS