Tag: Co2

PPM,TDS, EC and CO2

All ‘Pens’ measure EC ( Electrical conductivity) and convert to PPM=TDS ( Total dissolved solids) – Gives a reading of how much salt and or matter is in the water. -A reading should be taken of the water before adding Nutes.   microbiology in…

Intro to Organic.

Everything living and growing is ‘organic’ Most elements exist as compound because they are chemically unstable when in pure form. Plants can access C-Calcium H-Hydrogen and O oxygen from either water or the atmosphere and create food using light. -Photosynthesis. Most pure unstable elements…