Latest Research News on Pedology Research: Sep – 2019

Pedology. Soil, vegetation, environment

This fourth edition includes developments between 1991 and 1994 in soil organic matter, soil consistency, the evolution of tropical soils and pollution by nitrate, and considers issues of soil classification with special relation to the FAO-UNESCO system. Four main sections deal in turn with: I: soil constituents and their origin (2 chapters); II: soil properties (5 chapters); III: soil formation and soil classification (7 chapters); and IV: applied pedology (3 chapters). [1]

Hydropedology: Synergistic integration of pedology and hydrology

This paper presents a vision that advocates hydropedology as Associate in Nursing advantageous integration of pedology and geophysics for finding out the intimate relationships between soil, landscape, and geophysics. Landscape water flux is recommended as a unifying precept for hydropedology, through that pedologic and hydrologic experience are often higher integrated. Landscape water flux here encompasses the supply, storage, flux, pathway, continuance, handiness, and spatiotemporal distribution of water within the root and deep vadose zones inside the landscape. once illustrating multiple information gaps that may be self-addressed by the synergistic integration of pedology and geophysics, we advise 5 scientific hypotheses that are crucial to advancing hydropedology and enhancing the prediction of landscape water flux. [2]

Historical development of key concepts in pedology

As a subdiscipline of soil science, pedology consists of Associate in Nursing accepted body of laws and theories that cowl a spread of connected concepts and ideas. we’ve derived the history of those ideas as they pertain to the definition of the soil; soil horizons, profiles, and pedons; soil-forming factors; pedogenic processes; soil classification; soil earth science and mapping, and soil–landscape relationships. The given ideas have tested to be helpful in our careers and area unit offered here to come up with discussion within the pedology community. attributable to area limitations, we’ve not tried to critique these ideas. [3]

Pedology (Soil Science) at the British Association

THE assignment of pedology (or soil science because it continues to be, sadly, termed) to Section M (Agriculture) of nation Association is that the natural outcome of its historical development from a branch of agricultural chemistry. however though, in its applied side, it’s the nearest and most significant connexion with agriculture, it’s to be feared that it is not entirely reception within the agricultural section. Indeed, if the geologists might be persuaded to adopt it, pedology would possibly additional suitably realize a point Section C. it’s in all probability the exception instead of the rule for papers or discussions to be attention-grabbing, or maybe intelligible, to all or any attending members, even within the senior sections of nation Association. [4]

Hydrostructural Pedology, New Scientific Discipline Allowing for Physical Modelling of ‘Green Water’ Dynamics in the Soil-Plant-Atmosphere System

Using a new paradigm of soil characterization and modeling in agro environmental sciences, named hydrostructural pedology, we tend to were ready to show that the “green water” idea of agronomists corresponds precisely to the pedostructural water idea that was physically outlined during this paradigm. The water within the pedostructure of soils consists of 2 styles of water, named small and macro, nested one within the alternative. they’re differentiated by their chemical potential associated with their position within the pedostructure: within primary aggregates or outside of them within the interpedal area. A elementary physics of the pedostructural water may well be developed among this new paradigm. [5]

Reference

[1] Duchaufour, P., 1995. Pedology. Soil, vegetation, environment. Pedology. Soil, vegetation, environment., (Ed. 4). (Web Link)

[2] Lin, H., Bouma, J., Pachepsky, Y., Western, A., Thompson, J., Van Genuchten, R., Vogel, H.J. and Lilly, A., 2006. Hydropedology: Synergistic integration of pedology and hydrology. Water Resources Research, 42(5). (Web Link)

[3] Bockheim, J.G., Gennadiyev, A.N., Hammer, R.D. and Tandarich, J.P., 2005. Historical development of key concepts in pedology. Geoderma, 124(1-2), (Web Link)

[4] Pedology (Soil Science) at the British Association
G. W. R.
Naturevolume 138, pages729–730 (1936) (Web Link)

[5] Braudeau, E., Boukcim, H., Assi, A. T. and Mohtar, R. H. (2018) “Hydrostructural Pedology, New Scientific Discipline Allowing for Physical Modelling of ‘Green Water’ Dynamics in the Soil-Plant-Atmosphere System”, Journal of Agriculture and Ecology Research International, 15(3), (Web Link)

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