Biochar-influenced solubilization and mineralization mechanisms of phosphorus in saline-sodic soils

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      The application of biochar in saline-sodic soils plays a crucial role in enhancing phosphorus (P) availability through improved solubilization and mineralization mechanisms. Biochar, due to its high surface area, porous structure, and functional groups, can adsorb excess sodium and reduce soil pH, creating favorable conditions for phosphorus dynamics. It enhances microbial activity and supports phosphorus-solubilizing bacteria and fungi, which convert insoluble phosphorus compounds into bioavailable forms. Moreover, biochar can interact with organic matter and soil minerals to release occluded phosphorus and reduce fixation by calcium, magnesium, and sodium ions. This dual function of improving soil structure and stimulating biochemical processes leads to increased phosphorus uptake by plants, especially in nutrient-deficient and saline-affected environments.


#Biochar #PhosphorusSolubilization #PhosphorusMineralization #SalineSodicSoil #SoilAmendment #SustainableAgriculture #SoilHealth #NutrientAvailability #SoilMicrobiology #SoilReclamation #PhosphorusCycle #SoilFertility #BiocharBenefits #SoilScience #SalinityManagement




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