000 00484 a2200157 4500
082 _a631.587
_bSCS
090 _c26999
_d46715
245 _aSCS national engineering handbook
_bIrrigation
_b planning farm irrigation systems
260 _aWashington
_bUnited states department of agriculture
_c1967
_g1967
300 _a[i],92p.
_c25cm
650 _aIrrigation
650 _aSpecial methods of cultivation
650 _aAgriculture
650 _aCultivation and harvesting
942 _cL
999 _c53757
_d53757