Tag Archives | macronutrient

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The 4 R’s of Potassium

Potassium (K) is an essential plant macronutrient taken up in large quantities, like nitrogen. In plants, K does not become part of complex organic molecules. It moves as a free ion and performs many functions. Plants that are supplied with adequate K are better able to withstand stress, insect damage, and many plant diseases compared […]

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