[Known reasons for quantitative variations of trace elements in plants].
D000367:Age Factors; D000821:Animal Feed / Q000032:analysis*; D003677:Deficiency Diseases; D005308:Fertilizers / Q000032:analysis; D005504:Food Analysis; D006863:Hydrogen-Ion Concentration; D009747:Nutritional Physiological Phenomena; D010575:Pesticides / Q000032:analysis; D010945:Plants, Edible / Q000032:analysis*; D012621:Seasons; D012987:Soil; D012988:Soil Microbiology; D014131:Trace Elements / Q000032:analysis*; D014881:Water Supply
D005308:Fertilizers; D010575:Pesticides; D012987:Soil; D014131:Trace Elements
Causes connues des variations quantitatives des oligo-éléments dans les végétaux.