Kelaniyangoda, D.B. <br/><br/>
Indentification of viruses using symptoms and transmission  for the course modulsHC 4171-pest management in horticulture BT 4168-virology 

 - Makandura  Wayamba University  2009 
 - 19p.  29cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PEST CONTROL HORTICULTURE<br/>PEST MANAGEMENT HORTICULTURE TEACHING MATERIAL<br/>VIRUS DISEASES<br/>HORTICULTURE
<br/><br/><label>Dewey Class. No.: </label>632.9  / KEL