00362nam a2200097Ia 4500008004100000082003000041100004200071245011400113260002900227300000800256140113s9999    xx            000 0 und d  a633.18:581.13(082.2)   K5  aInternational Rice Research Institute  a"Mineral nutrition of rice plant : Proceedings of a symposium at the international Rice Res. Inst.,Feb. 1964"  a1965bI.R.R.I.cCalcutta  a494