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What Is the Correct Phosphorus-Zinc Ratio?

By admin
 • 
November 22, 2020 06:23 PM

Question: What is the correct phosphorus - zinc ratio?

Answer: We commonly use a ratio of 20 to 1 in central Illinois. Rules of thumb are risky to rely on, though. I’d encourage you to have some tissue analysis done to determine what ratio your particular soils and crops need.

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