Sathasivampillai, K. <br/><br/>
Summary report of the study on fertilizer use in paddy production in selected nine districts in Sri Lanka, 1971-72 

 - Peradeniya  Department of Agriculture  1972 
 - [ii], 69p. 
 - Agricultural economics studies  No.5 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>ECONOMICS
<br/><br/><label>Dewey Class. No.: </label>338.17318  / S17