Effect of potassium fertilization on the contents of antioxidants in three cocktail tomato cultivars
Tomatoes are an important source of health beneficial phytochemicals, which act as antioxidants such as ascorbic acid, phenolic compounds, carotenoids, and tocopherols.The content of antioxidants is influenced, among others, by abiotic stress factors, like the nutritional status.Potassium (K) is a macronutrient, which is essential for several physi