SINGH, S.S.  <br/><br/>
PRINCIPLES AND PRACTICES OF AGRONOMY  

 -  NEW DELHI, KALYANI PUB.  2015 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agronomy
<br/><br/><label>Dewey Class. No.: </label>630  / SIN/P