Dahanayake, K <br/><br/>
Direct application of phosphate rock and appropriate technology fertilizers in Asia  what hinders acceptance and growth 

 - Kandy  Institute of Fundamental Studies  1995 
 - 278 p. 
<br/><br/><label>ISBN: </label>9552600308 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers
<br/><br/><label>Dewey Class. No.: </label>631.81095  / INT