H G Vishwanath <br/><br/>
Direct use of rockphosphate to cowpea (Vigna unguiculata L.) and its residual effect on fodder maize (Zea mays L.) 

 - M Sc (Agri) 
 - Bangalore  University of Agricultural Sciences, Bangalore  1985 
 - 90p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>630  / VIS