WEST LAFAYETTE, Ind. - With fertilizer prices the highest they've ever been, the most important thing row crop growers can do is take a soil sample and have it analyzed, said Purdue University ...

People with certain conditions may be more likely to develop high potassium levels (hyperkalemia). Although these high levels may only last for a short time, some people will have high levels that do ...

A potassium blood test is used to measure the amount of potassium in your blood. It is part of a panel of blood tests called a basic metabolic panel (BMP) that measures different substances in your ...

Potassium is a key nutrient that you can get from eating foods that have it, such as bananas, oranges, and broccoli. This nutrient is also called an "electrolyte" -- a mineral that helps your muscles ...

Very dry conditions, like those seen in most of Arkansas this fall, impact two aspects of soil sampling that make it hard to measure how much phosphorus and potassium are in a field. Arkansas ...