000 00452nam a2200169Ia 4500
008 170101s1999 xx 000 0 und d
082 _a631.479.54 S27S
100 _aSEHGAL, J.
245 0 _aSwell shrink soils ( Vertisols) of India : resource appraisal and management
260 _bLudhiana
_c1999
300 _a202p.
650 _aVERTISOLS
653 _aSOILS -- INDIA
653 _aSWELLING SOILS
653 _aVERTISOLS
942 _2ddc
_cB
999 _c132453
_d132453