Some of these contain iron too but I have read that the plants need the iron at the roots and most of the supplements components are soon removed by chemical filtration in a tank.
(Some of these; contain too; iron) (most of the supplements components; are removed; by chemical filtration; T:in a tank; T:soon) (I; have read; that the plants need the iron at the roots and most of the supplements components are soon removed by chemical filtration in a tank) Context(I have read,List([35, 46))):(the plants; need; the iron at the roots)
I have read,List([35, 46))
Some of these most of the supplements components I the plants
contain too are removed have read need
iron
by chemical filtration T:in a tank T:soon
that the plants need the iron at the roots and most of the supplements components are soon removed by chemical filtration in a tank
the iron at the roots