Tubes we use to measure nitrates and ammonium
A photo I took on my camera phone
Marno worked on the Woodlands Dairy Sustainability Project from January 2013 to September 2019. He no longer works with Trace & Save.
Latest posts by Marno Fourie (see all)
- Milk, is it really just milk or so much more to it? - 2018-05-25
- Upside down thinking - 2018-04-19
- Happy soil life, happy grass, happy cows - 2018-04-04