You have probably seen "NPK" written on fertilizer bags. That "K" there stands for potassium. Potassium is not just a side nutrient. In fact, potassium is one of the three most important nutrients for ...

Throughout history the term “the big three” has had various meanings. If you grew up a few millennials before Christianity, you might have learned in Greek Mythology about the big three gods of Zeus, ...

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Feb. 20 (UPI) --Soils around the world are running low on potassium, a key nutrient needed for plants to grow. This ultimately means we may not be able to grow enough food for everyone. But it's not ...