Plant spinach in prairie soil.
The soil sample in water is stirred for a few minutes. Then a pH electrode is put into the mixture.
The pH of our prairie soil is about 7.
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Plant spinach in prairie soil. |
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The soil sample in water is stirred for a few minutes. Then a pH electrode is put into the mixture.
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The pH of our prairie soil is about 7.
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The optimum pH for spinach is about 7 to 8. The measured soil pH is about 7.
What should be added to the soil?
