000 00377nam a2200109Ia 4500
008 160214s9999 xx 000 0 und d
100 _aDatta, K.K. ; Joshi, P.K.
245 _aCost and benefits of sub surface drainage for the control of soil salinity and water logging
260 _c1991
_aKarnal
_bCentral Soil Salinity Research Institute
300 _a15p.
942 _2udc
_cICAR
999 _c30477
_d30477