Zehetner, FranzMiller, William P.West, Larry T.2016-04-192016-04-192003Soil Science Society of America Journal 67: 1797-18090361-5995http://hdl.handle.net/10919/65710Metadata only recordtext/plainen-USIn CopyrightSoil organic matterSoilVolcanic ash soilSoil formationSoil typesSoil horizonPedogenesisAltitudinal sequenceColloidal fractionClimateAllophoneHallyositeAl-humus complexesAluminumPhosphate retentionSiliconClay fractionMineralogyPaleosolAndisolsInceptisolsEntisolElevationVolcano cotacachiAndean ecuadorEcosystemPedogenesis of volcanic ash soils in Andean EcuadorCitationCopyright Soil Science Society of America