Compound Fertilizers NPK

English Name:      NPK

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N represents nitrogen, which is the main component of protein and plays an important role in the growth of stems and leaves and the development of fruits, and is the nutrient element most closely related to yield.

P represents phosphorus, which is represented by P2O5. Phosphorus fertilizer can promote tomato flower bud differentiation, early flowering and fruit, promote seedling root growth and improve fruit quality.

K stands for potassium, which is represented by K2O. Potassium can promote stalk strength, improve fruit quality, enhance cold resistance of plants, and increase the content of sugar and vitamin C in fruits.