Effectiveness of crop demonstrations    A study of    

 - Delhi  University Of Delhi India         1964 
 - 34p.  cm. 
 - Its Intensive Agricultural district Programme Studies. 1 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture Industry - Wheat
<br/><br/><label>Dewey Class. No.: </label>X9(J382).252GA.N6, K4