Balasubramaniyan, P. <br/><br/>
Principles and practices of agronomy / 
P. Balasubramaniyan, S. P. Palaniappan. 
 - 2nd ed. 
 - India :  Agrobios,  c2010. 
 - 5766 p. :  ill. ;  22 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9788177542110 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agronomy.<br/>Agronomy  India. <br/>Field crops.
<br/><br/><label>LC Class. No.: </label>S471.I4  / B34 2010 CIRC