SEARCH Articles Figures Tables Biological production removes nutrients from surface waters Demand for Agricultural Products and Plant Nutrients Evolution of Nutrients and Primary Production Food production plant nutrients Hydrogen production nutrients Iron as a Limiting Nutrient for Primary Productivity Marine products, nutrients Nutrient addition experiments primary production Nutrient production Nutrient requirements for wool production Nutrients and primary production Nutrients ocean productivity The response of secondary production and fishery yield in coastal marine ecosystems to increased nutrient loads (primarily nitrogen)