Compost tea, EM and Biochar are well known organic gardening products. In this video we will have a look on how well they preform using a garden experiment with 65 beds. You will also learn how to set up your own scientific study by following our own example on how we did it.

https://diasp.org/posts/0498ff70a6a70134225d782bcb452bd5

Work With Nature:

https://www.patreon.com/workwithnature