TY  - BOOK
AU  - Senaratna, Lilani K.
AU  - Wijesundera, R.C.L.
TI  - Diseases of crop plants. Vol.II
T2  - Bachelor of science, level 5 : BTU 3102 plant   pathology 1
U1  - 632.3 
PY  - 1997///
CY  - Nugegoda
PB  - Open University of Sri Lanka
ER  -