000 00570 a2200169 4500
082 _a632.9
_bKEL
090 _c25492
_d43111
100 _aKelaniyangoda, D.B.
245 _aIndentification of viruses using symptoms and transmission
_bfor the course modulsHC 4171-pest management in horticulture BT 4168-virology
260 _aMakandura
_bWayamba University
_c2009
_g2009
300 _a19p.
_c29cm
650 _aPEST CONTROL HORTICULTURE
650 _aPEST MANAGEMENT HORTICULTURE TEACHING MATERIAL
650 _aVIRUS DISEASES
650 _aHORTICULTURE
942 _cPR
999 _c52437
_d52437