title: [Nitrate and nitrite and their relationship to man and animals. 6. Methods for lowering the nitrate and nitrite content of feed plants by fertilization with trace elements and urea].
mesh_terms: D000383:Agriculture; D000821:Animal Feed / Q000032:analysis; D003124:Colorimetry; D003300:Copper / Q000032:analysis; D002523:Edible Grain / Q000032:analysis; D008345:Manganese / Q000032:analysis; D008982:Molybdenum / Q000032:analysis; D009566:Nitrates / Q000032:analysis; D009573:Nitrites / Q000032:analysis; D010944:Plants / Q000032:analysis; D006109:Poaceae / Q000032:analysis; D012987:Soil / Q000032:analysis; D013053:Spectrophotometry; D014131:Trace Elements; D014508:Urea; D014675:Vegetables / Q000032:analysis
chemical_list: D009566:Nitrates; D009573:Nitrites; D012987:Soil; D014131:Trace Elements; D008345:Manganese; D003300:Copper; D008982:Molybdenum; D014508:Urea
vernacular_title: Nitrate und Nitrite in ihrer Beziehung zu Mensch und Tier. 6. Massnahmen zur Erniedrigung des Nitrat- und Nitrigehaltes in Futterpflanzen: Durch Spurenelement- und Harnstoffdüngung.