Proceedings of 19th agricultural research symposium  22 nd January 2021 

 - Srilanka  Faculty of agriculture and plantation management, Wayamba university of Srilanka  2020 
 - xii, 339 p. 
<br/><br/><label>ISBN: </label>9789557442327 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture- research
<br/><br/><label>Dewey Class. No.: </label>060.72  / AGR