The determination with the dry mass of all substrate pots by drying in a very ventilated oven at sixty°C (Heraeus, Hanau, Germany) for seven times originally and end of lettuce cultivation permitted the calculation in the mineralized natural and organic issue during the experiment. This method was utilized in accordance https://car-engine-parts20852.blog2learn.com/80808908/the-2-minute-rule-for-plant-factory