Hanna Instruments GroLine Direct Soil pH Tester with Removeable Sleeve Electric Rosin Presses which stimulates micro-life which in

which stimulates micro-life which in turn help further breakdown and recycle the material broken down by the enzymes

This rugged logger withstands harsh environments

A high nitrogen formula for Spring and early Summer applications

Don't be fooled by the simplicity

Hanna Instruments GroLine Direct Soil pH Tester with Removeable Sleeve Electric Rosin Presses which stimulates micro-life which inDesigned to bring simplicity to pH testing of soil, the Hanna Instruments GroLine Direct Soil pH Tester with Removeable Sleeve is designed for taking direct pH measurements in soil for environmental and agricultural testing. The built in probe features an open reference junction, conical glass tip, and a removable sleeve design making it ideal for measuring the pH of soil. Your measurements require detailed attention; so should your electrode. The