01289naa a2200301 a 450000100080000000500110000800800410001910000180006024500860007826000090016452002800017365000310045365000130048465000290049765000180052665000200054465000150056465300230057965300440060265300360064665300170068265300220069965300230072170000170074470000150076170000170077677301940079310247522008-05-08       2002    bl ---       0--  u    #d1 aVAZ, C. M. P.  aAutomatic gamma-ray equipment for multiple soil physical properties measurements.  c2002  aA gamma-ray attenuation equipment was developed to measure some soil physical properties as particle size distribution (PSD), soil bulk density (BD), water content (WC) and water conductivity and estimate others as water retention curves, particle density and total porosity.  aparticle size distribution  aporosity  asoil physical properties  awater content  aFísica do Solo  aPorosidade  aConteúdo de água  aDistribuição do tamanho da partícula  aGamma-ray attenuation equipment  aPropriedades  aSoil bulk density  aWater conductivity1 aNAIME, J. M.1 aMACEDO, A.1 aCRESTANA, S.  tIn: AMERICAN SOCIETY OF AGRONOMY: CROP SCIENCE SOCIETY OF AMERICA: SOIL SCIENCE SOCIETY OF AMERICA ANUAL MEETINGS, 2002, Indianapolis. Abstracts... Indianapolis: ASA: CSSA: SSSA, 2002. 2 f.