000 005310000a22001810004500
245 _aFlow measurements at drop structures for irrigation system management in Sri Lanka
100 _aSakthivadivel, R.
100 _aMerrey, Douglas J.
260 _aColombo
_bInternational Irrigation Management Inst.
_c1992
300 _a54 p.
440 _aIIMI country paper-Sri Lanka
440 _aNo.10
020 _a92-9090-155-1
080 _a626.81/.84(548.7)
_bS3
650 _aIRRIGATION-SRI LANKA
041 _aEN
942 _cBK
999 _c64090
_d64090