00609naa a2200181 a 450000100080000000500110000800800410001910000190006024501640007926000090024365300160025265300220026865300190029065300160030970000170032570000170034277300680035910831062012-01-20       2011    bl uuuu     u00u1 u    #d1 aBREARLEY, F.Q.  aDoes nitrogen availability have greater control over the formation of tropical heath forests tha water stress?  A hypothesis basead on nitrogen isotope ratios.  c2011  aCampinarama  aIs??topo est??vel  a??xido nitroso  aSolo ??cido1 aFINE, P.V.A.1 aPERREIJN, K.  tActa Amazonica, Manaus, AMgv. 41, n. 4, p. 589-592, dez. 2011.