PSB contains Bacillus megaterium & Bacillus Polymyxa bacteria which have attracted the attention of agriculturists as soil inoculums to improve the plant growth and yield. When PSB is used with rock phosphate, it can save about 50% of the crop requirement of phosphatic fertilizer. The use of PSB as inoculants increases Phosphorus uptake by plants. The phosphate solubilizing bacteria (PSB) which solubilizes the inorganic soil phosphates of calcium and iron through production of several organic acids, hydroxyl and carboxyl groups, and chelating them to the bound phosphates and the available calcium.
PSB Bio Fertilizer Liquid Formulation
Mechanism of Action