This pH meter requires only a couple of drops of sample. Perfect for plant sap analysis.
PAL-1 Digital Refractometer provides fast, accurate Brix testing. Quickly check plant leaf sap or juice from fruits and vegetable crops.
STH-14 kit allows you to test 14 different ions or molecules in your soil. Conveniently stored in a custom case.
A wide selection of books about sustainable agriculture and biological farming to help you grow better crops.
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