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A comment on Estimates that mineral levels in vegetables have dropped by up to 90% since 1914. Parent comment

Re:Estimates that mineral levels in vegetables have dropped ... by wil421 on Friday September 13, 2019 @04:43PM (#20966318)
I think you’re forgetting about fertilizer. You can’t spray the common green fertilizer on Organic crops.

Some organic fertilizers I’ve used at my home garden: bone meal, blood meal, fish emulsion and egg shell.

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