000 00506nam a22001937a 4500
015 _a5912
041 _a1
080 _a631.67
_bPRO
245 _aIrrigation and Water Resources
260 _aDepartment of Agricultural Engineering
_bPeradeniya
_c1990
300 _a213p.
_bfig., table, chart, ill.
650 _aAgriculture
700 _aGunawardena, E. R. N.
852 _a4L-4-2
999 _c4068
_d4068