Natural and Biological Fertilizer contains "Vesicular Arbascular Mycorrhiza" [VAM] to boost the nutrient turnovers in the soil. Navabarat Fertilizers Ltd. Manufactures Natural and Biological Fertilizer. Navabarat Fertilizers Ltd. Is an ISO 9001-2008 company that supplies a wide range of Fertilizers. Natural and Biological Fertilizer is a mutually symbiotic fungus, which interacts between soil and plant and provides several micro and macronutrients from the soil to the plants. It increases the root system and enhances water uptake. This Fertilizer also enhances tolerance to different stress conditions. It comes under the brand name of Jawaan