B B Channappagoudar <br/><br/>
Physiological investigations on the causes or low productivity in drill sown rice 

 - M Sc (Agri) 
 - Dharwad  University of Agricultural Sciences, Dharwad  1993 
 - 400p 
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>630  / CHA