SOIL MOISTURE LOGGER SENSOR, Kit Art & Crafts 'Crossover' designed zip opening allows

'Crossover' designed zip opening allows easy access

Saves you time - cleans faster than competitive all purpose cleaners

The Nylon Play Pool is a lightweight

Lockable Doors increase depth by 57mm to 510mm Beech

hip and trunk flexibility

SOIL MOISTURE LOGGER SENSOR, Kit Art & Crafts 'Crossover' designed zip opening allowsThis Edu Logger sensor is based on measuring the vacuum pressure in a tensiometer. A tensiometer is a closed tube with a special ceramic part in its end. The tensiometer is filled with water and put in the soil. If the soil is dry, water goes out by diffusion through the ceramic holes and vacuum pressure is created in the tensiometer. If the soil is wet, the vacuum in the tensiometer pulls water into the tensiometer and the vacuum decreases. This is