The resolve of the dry mass of all substrate pots by drying in a ventilated oven at 60°C (Heraeus, Hanau, Germany) for 7 days at the start and finish of lettuce cultivation allowed the calculation in the mineralized organic and natural issue through the experiment. This process was applied according https://aluminumglockmagwell86418.ampedpages.com/about-ventilation-system-60045229