MODULE 7 Interview: Electro-conductivity and PH

 7: Maintenance:

* Electro conductivity.
-Definition, detailed physical principle, the number of atoms, dependence on PH, classification, nutrients, importance of calculating EC, causes of variation and measurement.
* PH
- Definition, detailed physical principle, calculation, solutions, PH and calcium, PH meter use, calibration, Association of EC and PH measurements and table of the most used plants with their PH requirement
 
TRAINING AIMS : 
• Concept of electro conductivity and the impact it has on the life of a green wall in hydroponic technique. 
• - Know how to control the PH of the water for the different useful associations with plants and their nutrition.