000 00279 a2200121 4500
082 _a631.7
_bBOS
100 _aBooher, L. J.
_9108937
245 _aSurface irrigation
_cL. J. Booher
260 _aRome:
_bFAO,
_c1974.
300 _a160p
650 _aIrrigation
_9108938
942 _cBK
999 _c56673
_d56673