SEARCH Articles Figures Tables And phosphorus cycle Biogeochemical cycles phosphorus Biological Cycling of Phosphorus Cycling of Phosphorus GLOBAL PHOSPHORUS CYCLING Global phosphorus cycle Land-based phosphorus cycle Linking the Phosphorus and Carbon Cycles Natural (pre-human) phosphorus cycle Natural and Artificial Cycles of Phosphorus Oceanic Biogeochemistry of Iron and Phosphorus with the Marine Nitrogen Cycle Orthophosphate phosphorus cycle Phosphorus and Silica Cycles Phosphorus cycle Redfield ratio Phosphorus cycle and exposure pathways Phosphorus cycle chemical weathering Phosphorus cycle fluxes between Phosphorus cycle limiting nutrient Phosphorus cycle long time-scale cycling Phosphorus cycle marine Phosphorus cycle organisms Phosphorus cycle sizes Phosphorus cycle soils Phosphorus cycle terrestrial Phosphorus cycling Phosphorus cycling Phosphorus mechanisms, cycling Phosphorus natural cycles Reservoirs phosphorus cycle The Global Phosphorus Cycle The Ocean Phosphorus Cycle The Phosphorus Cycle