Group 6) Salinity Tester (Handheld - Green)

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If you use the GroundWorx sensors for field research, we recommend using this tool around the sensor to verify readings and sample soil above and below the GroundWorx depth. Soil p H Meter, Tadeto Digital Soil Tester with Sensitive Probe and LCD, Zinc Alloy Protective Tip Soil pH Test Kit for Turf, Gardens, Trees, and Plants. (Green includes Battery x2) Show more