(Regulations for the prevention of the spread of Parthenium hysterophorous L.)
(Regulations for the prevention of the spread of coconut mite outside the district of Anuradhapura and Polonnaruwa)
(Regulations for control and eradication of diseases coconut and other plams)
(Regulations for control and eradication of diseases coconut and other plams under diseases spreaded areas- Sinhala Language)