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Subject: Soils
Scholarity: |
2/2/0;
3.5 UC; 5th year / 1st semester. |
Theoretical: |
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Fundamental concepts and relations in Pedology.
Constituition of the solid phase of the soil;
characterization of the most reative
constituintes - humic compounds, clay minerals,
allophanes and imoglobites, Fe, Al and Mn oxids.
Water and gaseous constituintes. Fundamental
processes: adsortion and ionic change, specific
adsortion, co-precipitation, formation of
clay-humic and organo-metallic complexes,
oxidation-reduction. Soil degradation: erosion,
acidification, salinization and contamination.
Causes and remedies. |
Theoretical and Practical: |
Presentation and discussion of real problems; technique
selection of more adequate sampling and analysis for
each situation. Interpreation of soil charts.
Correspondence between the lettering used in the soil
charts of Portugal and the lettering of the FAO. |
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