000 00351nam a2200121Ia 4500
008 161002s9999 xx 000 0 und d
100 _aNatarajan K.
245 0 _aTransformation and fertilizer nitrogen balance in flooded rice system using 15 N techniques
563 _aHOT COPY
652 _aNIL
700 _f1989
_aDr. T.S.Manickam
942 _cTH
999 _c110845
_d110845