000 00496nam a22001937a 4500
015 _a5103
041 _a1
080 _a631.5
_bGUN
100 _aGunawardana, A.M.T.
245 _a Water management under small village tanks
260 _a Agrarian Research and Training Institute
_bColombo
_c1981
300 _a31p.
_btable
650 _aAgriculture
852 _a4L 3-2
999 _c3968
_d3968