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H306

Electronic Soil Tester

This dual purpose electronic meter tests soil pH and combined nutrient levels in about one minute.  The pH portion of the tester measures pH values within a range of 1-9. The fertility portion of the instrument measures the soil’s nitrogen, phosphorus, and potash (NPK) content in combination.  Complete instructions and a pH preference list for 350 plants are included.  One AA battery is required (not included).
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