Annotated Bibliography Week 7

Week 7 Soil Mineralogy

Article 1.

We all know Potassium(K) fertilization helps with crop productivity.  This study wanted to look at crop productivity in soils with and without Potassium.  They also wanted to look at the amounts that are taken up by the plants.  They also wanted to observe how the clay mineralogy changes with the history and impact of Potassium.   The challenge is finding a balance for individual soil properties that benefits the plants and the soil.  

Moterle, D. diovane. b., Kaminski, J., b., Santos Rheinheimer, D., Caner, L. laurent., Bortoluzzi, E (2016). Impact of potassium fertilization and potassium uptake by plants on soil clay mineral assemblage in South Brazil. Plant & Soil406(1/2), 157–172. https://doi-org.byui.idm.oclc.org/10.1007/s11104-016-2862-9


Article 2.

Illite is a structure important in clay-like soils.  The amount of illite available to plants increase the illite-like content of the soil.  This becomes the main source of potassium available for plants.   They propose increasing the exchangeable potassium in the soil to help crops and prevent layer destabilization.  
They concluded with a couple questions that seem interesting to study further.  Is destabilization a result of chemical processes or does it involve microorganisms?  How do plants vary in their ability to absorb potassium?


Barré, P., Velde, B., & Abbadie, L. (2007). Dynamic role of “illite-like” clay minerals in temperate soils: facts and hypotheses. Biogeochemistry82(1), 77–88. https://doi.org/10.1007/s10533-006-9054-2

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