00410    a2200109   4500082001500000100002400015245009500039260004600134300001800180650005100198650005100249  a632.9bKEL  aKelaniyangoda, D.B.  aBasics on plant pathology bfor the course moduls HC 4171-pest management in horticulture   aMakandurabWayamba Universityc2009g2009  aii,38p.c29cm  aPLANT PATHOLOGY-HORTICULTURE TEACHING MATERIAL  aPEST MANAGEMENT-HORTICULTURE TEACHING MATERIAL