Over the past decade, newly proposed definitions have offered valuable viewpoints. But they still draw on past traditions and often leave aspects of what qualifies as soil open to interpretation. Each ...

Scientists have discovered a new high-definition system that allows electrons to travel through soil farther and more efficiently than previously thought. All plants need electrons to aid biological ...

Soil pH or soil reaction is an indication of the acidity or alkalinity of soil and is measured in pH units. Soil pH is defined as the negative logarithm of the hydrogen ion concentration. The pH scale ...