NPK Bio Fertilizers: A Sustainable Solution from Ujjawala Chemical and Fertilizer. In recent years, the agriculture sector has seen a significant shift towards sustainable farming practices. Among these, bio fertilizers, particularly NPK (Nitrogen, Phosphorus, Potassium) bio fertilizers, have emerged as a popular choice. Ujjawala Chemical and Fertilizer, a prominent player in the industry, is at the forefront of this revolution, offering high-quality NPK bio fertilizers that...