| Kind of Microorganisms in bio-fertilizer LDD 12 Asymbiotic dinitrogen fixing bacteria fix atmospheric Nitrogen and transform by enzyme nitrogenase to ammonium form usable by plant or cropPhosphate solubilizing bacteria is capable of solubilizing insoluble phosphates which are unavailable to plants through the production of strong organic acid into available formPotassium solubilizing bacteria is able to solubilize Potassium mineral such as micas group (biotite, muscovite) and feldspars group (microcline, orthoclase) through production of organic acid or chealator which increase Potassium availability in soil for plant growthPlant growth promoting rhizobacteria produce plant growth regulators (auxin, gibberillin, cytokinin) to stimulate seed germination, enhance of root development, shoot growth, increase of water and nutrient uptake
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