There is a global farming initiative to repair the damage of years of “Amendments”
It is the soil food web management system.
https://www.nrcs.usda.gov/wps/portal/nrcs/detailfull/soils/health/biology/?cid=nrcs142p2_053868
Following these practices will relieve you of bottles of this, that and every thing else.
Here there is the KNF farming thread, Growing on the cheap! Korean Natural Farming
On the web my favorite is here:
Inputs - Section 5 - Water Soluble Calcium (WCA) - Natural Farming - Inputs - Cultural Healing and Life
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