00528naa a2200181 a 450000100080000000500110000800800410001910000180006024501210007826000090019965000120020865000160022065300080023670000190024470000160026370000160027977300510029516089771995-06-27       1988    bl uuuu     u00u1 u    #d1 aTEYKER, R. H.  aExogenous 15NO3- influx and endogenous 14NO3- efflux by two maize (Zea mays L.) inbreds during nitrogen deprivation.  c1988  aNitrato  aNitrogênio  a15N1 aJACKSON, W. A.1 aVOLK, R. J.1 aMOLL, R. H.  tPlant Physiol.gv. 86, n. 3, p. 778-781, 1988.