Balasubramaniyan, P. <br/><br/>
Principles and Practices of Agronomy /  [text] 
by P. Balasubramaniyan, SP. Palaniappan 
 - xxii, 584 pages :  illustrations; 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>8177540521  $13.05 
<br/><br/><label>LC Class. No.: </label>S495  / BAL