Soil pH
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Agriculture & Forestry Dictionary
Definition
An agricultural production concept defining practices, measurements, or controls used to grow and harvest crops efficiently and responsibly. It governs field operations, resource inputs, and monitoring steps that influence yield, quality, and environmental performance. It does not ensure outcomes without appropriate execution and cannot substitute for site assessment and ongoing monitoring.
Soil pH
Humanities & Arts Dictionary
Definition
The negative logarithm of the hydrogen‑ion activity measured in a soil sample (commonly reported as pH), indicating the chemical acidity or alkalinity of the sampled soil; a local geochemical parameter that influences preservation, metal corrosion, nutrient availability and many diagenetic reactions in archaeological contexts.