000 00480 a2200157 4500
041 _aEn
080 _bWEE
082 _a338.1
100 _aWeerasekara M.B.Y
245 _aAn assessment of contribution of farmer field schools (FFS) approach in successful implementation of vegetable cultivation in Anuradhapura district
260 _c2010
_g2010
300 _bill
_c30 cm.
_aviii,76 p
650 _aNON PARTICIPANTS
650 _aFARMER FIELD SCHOOL (FFS\\\'S)
942 _cT
999 _c10590
_d12037