KnowraNitrogen fertilizerLinked fromLinked fromThe 19 pages that link to Nitrogen fertilizer, each with the reason it gives.All 19Broader topic 1Related 11Narrower topic 3Compared with 4AmmoniaNarrower topic: Ammonia is the starting material for many nitrogen fertilizers used to raise crop yields.Ammonium nitrateNarrower topic: Ammonium nitrate is a widely used source of plant-available nitrogen.Calcium cyanamideNarrower topic: Calcium cyanamide is valued chiefly as a slow-acting solid nitrogen fertilizer.