Crop productivity  proceedings of the Workshop on "Increasing Crop Productivity," 20th and 21st June 1986, Bombay, India 

 - New Delhi  Oxford  1987 
 - 467p 
<br/><br/><label>ISBN: </label>812040257X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agricultural productivity - Crop yields Agriculture - Economic aspects - India
<br/><br/><label>Dewey Class. No.: </label>338.19  / CRO