Used as a micronutrient in fertilizers to correct manganese deficiency in soils, especially in high-pH or organic-rich soils. Improves photosynthesis, enzyme activation, and overall plant growth in crops like cereals, potatoes, and citrus. Applied via foliar spraying or soil drenching. Also used in hydroponic and greenhouse nutrient solutions to ensure optimal plant development. In industry, serves as a precursor for catalysts and in electroplating processes.