000			00480 a2200145 4500
080			_a631.47:631.67(063) _bW 314 P
245	1		_aIrrigation and land classification _bRelating to criteria for type I comprehensive River Basin Studies of California....Great basin regions :
260			_aWashington _bWater Resources Council _c1968
650			_aIrrigation
650			_aLand Classification
500			_aSuppl. March 18, 1968
100			_a _d
300			_a148 p.
901			_a117470
999			_c44495 _d44495