Soil Analyzer Offers Inexpensive pH and Fertilizer Readings
Soil scientists, geologists, farmers, ranchers and even home owners will find this analog Soil Analyzer easy to use. Stick the 3"L probes into the ground, wait a minute and then read your results. Its shows your soil’s nitrogen, phosphorous and potassium (N, P, K) content along with the pH from 1–9. It includes an instructional booklet with how-to information and optimum values. Requires one AA battery, sold separately.