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Timeline for The "phosphorus" question

Current License: CC BY-SA 3.0

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Mar 27, 2018 at 21:33 comment added blacksmith37 There is pretty much one significant source of phosphoric acid in North America - Florida. s
Mar 27, 2018 at 20:10 comment added Tim Nevins Well said! I have used worm castings in the past and as I recall they do supply K, but all the elemental compounds (N-P-K) occur in different concentrations in different studies/samples. It is apparently used primarily for the N content. Good stuff!
Mar 27, 2018 at 4:46 history edited Brōtsyorfuzthrāx CC BY-SA 3.0
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Mar 27, 2018 at 4:31 history edited Brōtsyorfuzthrāx CC BY-SA 3.0
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Mar 27, 2018 at 4:25 history edited Brōtsyorfuzthrāx CC BY-SA 3.0
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Mar 27, 2018 at 4:20 history answered Brōtsyorfuzthrāx CC BY-SA 3.0