000 00312nam a2200109Ia 4500
008 191031s9999 xx 000 0 und d
100 _aPattathu rani (A)
245 0 _aPhosphorus management under varying irrigation schedules in lowland rice
260 _bAgronomy AC&RI madurai
260 _c1994
942 _cBK
999 _c223354
_d223354