Biogeohydrodynamic in the forested humid tropical environment: The case study of the Nsimi small experimental watershed (south Cameroon)

Bulletin de la Societe Geologique de France

Volumn 173, Issue 4, 2002, Pages 347-357

  Braun, Jean Jacques ^a   Dupré, Bernard ^a   Viers, Jérôme ^a   Ndam Ngoupayou, Jules Rémy ^a   Bedimo, Jean Pierre Bedimo ^a   Sigha Nkamdjou, Luc ^a   Freydier, Rémi ^a   Robain, Henri ^a   Nyeck, Brunot ^a   Bodin, Jacques ^a   Oliva, Priscia ^a   Boeglin, Jean Loup ^a   Stemmler, Sébastien ^a   Berthelin, Jacques ^a  

^a Institut de Recherche pour le Developpement Cameroon   (Cameroon)

Author keywords

Biogeochemistry; Chemical and physical weathering; Hydrological functioning; Laterite; Lowland humid tropics; Mass balance; Small experimental watershed (SEW)

Indexed keywords

ALUMINUM; CHLORINE; IRON; POTASSIUM; SOIL ORGANIC MATTER; ZIRCONIUM;

BIOGEOCHEMISTRY; CHEMICAL WEATHERING; HUMID ENVIRONMENT; HYDROLOGY; LATERITE; MASS BALANCE; WATERSHED;

BIOGEOCHEMICAL CYCLING; CAMEROON; CONCENTRATION (PARAMETERS); FLOODING; HYDROLOGY; MODEL; RIVER BASIN; ROCK; SOIL EROSION; WATER SUPPLY; WATERSHED; WEATHERING;

CAMEROON;

EID: 0036036349     PISSN: 00379409     EISSN: None     Source Type: Journal    
DOI: 10.2113/173.4.347     Document Type: Article

References (51)

1. Geochemical mass balance of lateritization processes and climatic change signatures in weathering profiles overlain by ferricretes in Central Africa
2. The role of climate in silicate weathering
3. 26Al to the study of lateritic soil development in tropical forest. Theory and examples from Cameroon and Gabon
4. Current versus ancient weathering mass balance in lowland tropical humid ecosystem: Site of Nsimi (South Cameroon)
5. Solid/liquid REE fractionation in the lateritic system of Goyoum (East-Cameroon)-Implication for the present dynamic of the pedological covers under the moist tropical regions
6. Mobilization and redistribution of REE and Th in a syenitic lateritic profile: A mass balance study
7. Quantitative geochemical approach to pedogenesis: Importance of parent material reduction,, volumetric expansion and eolian influx in laterization
8. Hydrology of moist tropical forests and effects of conversion: A state of knowledge review
9. DC resistivity measurements on cylindrical soil cores. Analytical and numerical calibration of a square quadrupole
10. Weathering rates in catchments
11. The effect of organic matter on chemical weathering: Study of a small tropical watershed: Nsimi Zoetel site, Cameroon
12. Major and trace elements associated with colloids in organic-rich river waters: Ultrafiltration of natural and spiked solutions
13. The fluvial geochemistry and denudation rate of the Guayana Shield in Venezuela, Colombia and Brazil
14. Lead in rainwaters from intertropical Africa: Natural or anthropogenic origin?
15. Geochemical mass balance and weathering rates of ultramafic schists in Amazonia
16. 2 consumption rates from the chemistry of large river
17. Unraveling climatic changes from intraprofile variation in oxygen and hydrogen isotopic composition of geothite and kaolinite in laterites: An integrated study from Yaou, French Guiana
18. Genése et fonctionnement des sols en milieu équatorial
19. Le cycle biogéochimique du silicium et la dynamique des sols tropicaux
20. Crystal chemistry of kaolinite and Fe-Mn oxides: Relation with formation conditions of low temperature systems
21. Réactualisation des données hydroclimatologiques des bassins fluviaux de la Sanaga et du Nyong (Sud-Cameroun)
22. Late calc-alkaline plutonism in the Archean Ntem Unit: The Sangmélima granodioritic suite (South Cameroon)
23. The effect of organic matter on chemical weathering: Study of a small tropical watershed: Nsimi-Zoetele, Cameroon
24. Chemical distribution of trivalent iron in riverine material from a tropical ecosystem: A quantitative EPR study
25. Crystal- chemistry of suspended matter in a tropical hydrosystem: Nyong basin (Cameroon, Africa)
26. Geophysical surveys contribution to structural and behavioural mapping of tropical soils
27. The location of infinite electrodes in pole-pole electrical surveys: Consequences for 2D imaging
28. Presentation of a rapid electrical sounding method. The «three-point» method: A Bayesian approach
29. Iron speciation in natural organic matter colloids
30. Weathering and erosion in the humid tropics
31. Relating chemical and physical erosion
32. Tectonic, environmental and human aspects of weathering and erosion: A global review using a steady-state perspective
33. Paleomagnetism applied to lateritic profiles to assess saprolite and duricrust formation processes: The example of Mont Baduel profile (French Guiana)
34. Interaction of ecosystem processes and weathering processes
35. Evidence for non-conservative behaviour of chlorine in humid tropical environments
36. Major and trace element abundances and strontium isotopes in the Nyong basin rivers (Cameroon): Constraints on chemical weathering processes and element transport mechanisms in humid tropical environments
37. Chemical weathering in the drainage basin of a tropical watershed (Nsimi-Zoetele site, Cameroon): Comparison between organic poor and organic rich waters
38. Chemical weathering rates of silicate minerals in soils
39. Effects of climate on chemical weathering in watersheds
40. Chemical weathering in a tropical watershed, Luquillo Mountains, Puerto Rico: 1. Long-term versus short-term weathering fluxes