Q: Attached is a picture of three tomatoes from my garden. I have 18 plants, three varieties each of Early Girl, Celebrity and Better Boy. All three varieties have produced and are producing an ...

Less than 2% of adults in the US consume enough potassium. Here's how to avoid a potassium deficiency with foods like sweet potatoes and bananas.

The effect of potassium nutrition on the protein, total nitrogen and phosphorus concentrations in tomato leaves was studied in relation to plant growth. The concentration of protein in shoot apices ...