Gupta, U S <br/><br/>
Crop physiology 

 - New Delhi  Oxford & I.B.H.publishing  corporation   1982 
 - 392 p. 
<br/><br/> 17366 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany 
<br/><br/><label>Dewey Class. No.: </label>631.61  / G