00710naa a2200205 a 450000100080000000500110000800800410001910000300006024500740009026000090016465300220017365300240019565300260021965300330024565300150027870000230029370000220031670000230033877301430036111238122015-05-07       2013    bl uuuu     u00u1 u    #d1 aRODRIGUES, S. J. S. de C.  aMethods for the determination of carbon in Ultisol in eastern Amazon.  c2013  aCarbono org??nico  aCombust??o via seca  aCombust??o via ??mida  aPerda de massa por igni????o  aRegress??o1 aVASCONCELOS, S. S.1 aPEREIRA, M. E. M.1 aSOUZA, C. M. de A.  tRevista de Ci??ncia Agr??ria - Amazonian Journal of Agricultural and Environmental Sciences, Bel??m, PAgv. 56, n. Supl., p. 95-100, 2013.