I bought a 3-way soil meter from a Chinese online store. The first thing that caught my attention in the soil meter was that there was no battery compartment to store a battery pack. This three-way ...

Add Yahoo as a preferred source to see more of our stories on Google. To be a successful gardener, one needs to have a basic understanding of the soil which you are tending, as well the factors which ...

The pH meter project features open software and open hardware design circuit which can be connected with an electrode pH sensor made of glass. The device is termed as pHduino which can operate by ...