Reads test colors utilizing advanced LED digital technology Just push test button to get results in a few seconds Includes pH preferences for over 450 plants and how to adjust soil pH Booklet has fertilizer guidelines based on nitrogen, phosphorus and potash test results. Performs 25 tests: 10 for pH and 5 each for Nitrogen, Phosphorus and Potash.
Luster Leaf 1605 Rapitest Digital Soil Testing Kit, Model: 1605, Home/Garden & Outdoor Store
$29.95
This soil testing kit allows students to conduct scientific experiments related to botany, chemistry, and environmental science.
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