000 00744cam a2200145ua 4500
041 _aeng
_h
082 _a631.5872
_bSOI/DR
110 1 _aSoil conservation science .
_b
_c()
245 _aDrainage of agricultural land: A practical hand book for the planning design construction and maintenanace of agricultural drainage system /
_cSoil conservation science.
_hTextual Documents
260 _aJodhpur :
_bScientific Publishers ,
_c1990.
300 _a430 ; .
504 _a
942 _cBK
999 _c337593
_d337593