Northern Tilth scripted, directed and narrated the Composting Council Research & Education Foundation’s (CCREF) compost sampling protocol video series, which detailed proper compost sampling techniques. Northern Tilth also wrote a Companion Guide highlighting the main points of the video, which can be taken into the field for reference. Click the images below to watch.
![](http://www.northerntilth.com/wp-content/uploads/2013/12/AC-picture-700x369.jpg)
![](http://www.northerntilth.com/wp-content/uploads/2013/12/video-2-700x370.jpg)