Fertilizer - used to increase soil fertility , urea - chemical fertilizer, Superphosphate - rich in phosphorus , potassium nitrate - have nitrogen and potassium , soil pollution - indiscriminate use of fertilizer , compost - natural fertilizer , panchagavya - 5 compounds of cow, vermicompost - earth warm , Neem powder - concentrated organic manure , rood nodules - legume plants ,

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