Edson Araújo

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Questions related from Edson Araújo

How much time is necessary to transform Plinthithe into laterites in tropical soils?

In tropical soil the ocurrence of plinthinte and laterites os widespread. But how long time it Takes? Isso there any article about that? How to predict the age?

28 July 2016 6,994 4 View

Does anyone know any articles about the influence of calcium carbonate on soil color, especially in hematite formation?

Does anyone knows any article about the influence o calcium carbonate on soil color, especificaly in hematite formation?

23 August 2015 5,601 1 View

What are the kinds of iron oxides responsible for soil color in tropical ecosystems?

I am working with evolutionary landscape in the western Amazon Basin and sometimes are common soils with two colors, generally yellow in the surface and red in the subsurface.

06 May 2015 6,584 1 View