000 00342nam a2200121Ia 4500
008 161002s9999 xx 000 0 und d
100 _aSrinivasan A.R.
245 0 _aDevelopment and performance evaluation of tiller � cum � ridger for vertisol
563 _aHOT COPY
652 _aNIL
700 _f1991
_aEr. K.Rangasamy
942 _cTH
999 _c110999
_d110999