Tanaja, N.K. <br/><br/>
Rice wheat cropping system of India: a total factor productivity analysis and implications 

 -  2007 
 - p.130-38. 
 - Jul-Sep 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Crops - India<br/>Wheat - India<br/>Rice - India<br/>Agricultural production - India<br/>Agricultural production