PhosphorusEutrophicationCladoceraLakesZooplanktonFresh WaterPhytoplanktonPhosphorus, DietaryBiomassEnvironmental MonitoringNitrogenPhosphorus CompoundsPhosphatesPhosphorus Metabolism Disorders6-PhytaseParathyroid HormoneMineralsHyperphosphatemiaPhosphorus IsotopesCalcium, DietaryCalciumSoilPhytic AcidHypophosphatemiaFertilizersMagnetic Resonance SpectroscopyDietCalcitriolBone and BonesPhosphitesNephrocalcinosisHyperparathyroidism, SecondaryAnimal FeedElectron Probe MicroanalysisPolyphosphatesPlant RootsRickets