000			00398nam a2200157Ia 4500
082			_a631.7 _bHAI
100			_aHansen Vaughn E _9108935
245			_aIrrigtion principles and practices _cVaughn E Hansen
250			_a3rd
260			_aNew York: _bJohn Wiley, _c1980.
300			_a417p
500			_aIncludes index and bibliography
546			_aeng
650			_aIrrigtion _9108839
942			_cBK
999			_c14791 _d14791