000 00494nam a22002057a 4500
015 _a3312
041 _a1
080 _a626.85
_bAND
100 _aAnderson, R.L.
100 _aMaass, A.
245 _aA simulation of irrigation systems
260 _aU.S. Department of Agriculture
_bU.S.A.
_c1971
300 _a57p.
_bfig.
650 _aEngineering
852 _a4R5-2
999 _c3186
_d3186