000 00444nam a2200145Ia 4500
008 230917s9999||||xx |||||||||||||| ||und||
040 _e69582
_aMAIN
041 _aEnglish
082 _a631.587 H557E
100 _aHillen, Daniel
245 4 _aThe efficient of water in irrigation: principles and practices for improving irrigation in arid and semiarid region
260 _aWashington
_bWorld Bank
_c1987
300 _aix, 107 p.
942 _cBK
999 _c57672
_d57672