@base . a ; ; "20130720204800.0"^^ ; ; . a , ; "Journal of Tropical Forestry and Environment" . a , , ; , , ; "Journal of Tropical Forestry and Environment." ; ; ; ; "2235-9370" ; ; ; "2235-9370" ; ; "2235-9370" ; "Journal of Tropical Forestry and Environment" , "Journal of Tropical Forestry and Environment." ; . "Sri Lanka" . . a ; "2235-9370" ; . a . a ; . a ; "2235-9362" ; .