000 00307nam a2200109Ia 4500
008 191031s9999 xx 000 0 und d
100 _aSivasamy (R)
245 0 _aQuqntitative analysis of rice response to nitrogen.
260 _bPh.D Ag. Soil Science and Chemistry Thesis
260 _c1994
942 _cBK
999 _c218582
_d218582