One of the biggest factors affecting the health of plants in your garden is the pH of the soil, which is a measure of its acidity or alkalinity. A pH of 7.0 is neutral while that above 7.0 is alkaline ...

We may receive a commission on purchases made from links. If you have leggy or struggling plants, it's often a sign that you should test the soil's pH level. You can invest in professional testing; ...

Learn how hard water and pH levels reduce pesticide effectiveness. Simple testing and water conditioning can save farmers ...

Learn why soil pH is the most important soil test value and how it affects nutrient availability and lime requirements.

IPI tests paper-based materials and adhesives for pH levels using a modification (described in ISO 18902) of the standardized test, TAPPI T 509 Hydrogen Ion Concentration (pH) of Paper Extracts (Cold ...

To be a successful gardener, one needs to have a basic understanding of the soil which you are tending, as well the factors which affect the fertility, pH and quality of the soil. This is the case ...