Symbiotic Nitrogen Fixer Fertilizer assimilates atmospheric nitrogen and fixes in the root nodule, formed in the roots of leguminous plants. The Fertilizer can fix 50 to 200 kg of nitrogen per hectare in one crop season and can leave behind substantial quantities of about 20 to 30 kg n/ha for the succeeding crops. The Fertilizer can increase yield up to 10 to 35%. The Symbiotic Nitrogen Fixer Fertilizer has accurate composition.