SOME CAUTIONS ON THE INTERPRETATION OF MÖSSBAUER SPECTRA IN MINERALOGICAL STUDIES OF VOLCANIC SOILS

por PIZARRO,C., FURET,N., VENEGAS,R., FABRIS,J. D., ESCUDEY,M.
Publicado 2000

AMMONIUM OXALATE AND CITRATE-ASCORBATE AS SELECTIVE CHEMICAL AGENTS FOR THE MINERALOGICAL ANALYSIS OF CLAY FRACTIONS OF AN ULTISOLAND ANDISOLS FROM SOUTHERN CHILE

por PIZARRO,C, FABRIS,J.D, STUCKI,J. W, GARG,V.K, GALINDO,G
Publicado 2008