Deep Down & Dirty: The Science of Soil

BBC FOUR

Friday 9 December 2016  00:00 - 01:00 (60 mins)
Documentary in which gardening expert Chris Beardshaw delves into the micro-world of soil to reveal what it is, how it works and why we couldn't survive without it. Also in HD. [S]

Deep Down & Dirty: The Science of Soil may be available on playback
Deep Down & Dirty: The Science of Soil (BBC FOUR) Friday 9 December 2016 00:00 - 01:00