PPT-Phosphorus As A Stressor

Alexandra Arntsen Alison Foster Scott Ritter April 2011 Problem Statement Excess phosphorus loading in Lake Champlain is affecting overall water quality through increased growth rates of photosynthetic aquatic plant life and the subsequent reduction of dissolved oxygen . Avail Phosphorus Fertilizer Additive 2007 Corn Starter Fertilizer Trial with Avail Cooperators Producer DYLG5735957347RKQ57347DQG573476WDQOH57347XOD57359573475HQZRRG57347DUP Extension Pa Important nutrients, and energy is cycled in ecosystems.. Water cycle. Carbon cycle. Nitrogen . cycle. Phosphorus . What four elements make up over 95% of most organisms?. Oxygen. Carbon. Hydrogen. Nitrogen. Dorivar Ruiz Diaz. Soil Fertility and Nutrient Management. Kansas State Univ.. Harper Co, . F. eb. 25. ISU. P. K. P and. K uptake, Corn. How are nutrients distributed in wheat?. Grain. Straw. 0. 20. Phosphorus is largely retained in soil by a process called adsorption. . Soils . have a limited capacity to store phosphorus, and once the capacity of soil to adsorb phosphorus is exceeded, the excess will dissolve and move more freely with water either directly to a stream or downward to an aquifer. . Eric Smeltzer. eric.smeltzer@state.vt.us. Why is phosphorus a problem in lakes?. Low. Phosphorus. ~10 µg/L. Very high. Phosphorus. > 50 µg/L. High. phosphorus. Medium. phosphorus. Why are excessive algae a problem in lakes?. Nitrogen cycle – Important steps. Stage1 – Entry and Accumulation. Ammonia is introduced into the water via tropical fish waste, uneaten food, and decomposition. These will break down into ammonia (NH3). Ammonia is harmful to tropical fish.. Geochemical Cycles continued. Objectives: . Describe the process of cycling phosphorus throughout environment. . Describe the role that fertilizer plays in both the nitrogen and phosphorus cycle. . What is phosphorus?. What is Stress?. Our body’s response . to the demands placed on us in our . lives. Stress requires the body to adjust so it can return to a normal state. . Eustress. Positive Stress. Scoring the winning points in a game. Unit 4 . – Nutrient Cycles in marine ecosystems. Magnesium:. Used to . make chlorophyll. Ca Cycle:. Ca present in ocean as Ca. 2+ . (calcium ions). From weathering/erosion of . rocks. ; . brought to ocean from runoff of rivers. (Loss et al. 2014). The Future?. Current state: “Death by 1,000 Cuts”. Reducing Take: A Path Forward. How Do We Improve Bird Conservation. ?. Protect, repair, and enhance bird populations and habitats. Homeostasis . Extracellular fluid. Intracellular fluid. Interstitial fluid. Transcellular fluids. Clinical Significance: Blood Pressure. Blood pressure is an example of hydrostatic filtering forces. It moves whole blood from the heart to capillaries where filtration can occur to exchange water, nutrients, and waste products between the blood and the tissues.. Establishing healthy lifestyle behaviors throughout your life influences optimal aging. Practice Being Safe. Know Your Health Numbers. Stress Management. Financial Affairs. Sleep. Taking Time for You. ASSOCIATE PROFESSOR. DEPT OF MATERIA MEDICA. NAME – Phosphorus . SYMBOL – P . ATOMIC No. – 15 . ATOMIC Wt. – 30.973762 . GROUP No. – 15 . GROUP NAME – . Pnictogen. . PERIOD No. – 3 . BLOCK – p -block . Objectives. Define: immobilization, mineralization, phosphorus cycle, phosphorus fixation, soil phosphate. Diagram the relationship of phosphorus inputs and soil processes. List and describe inherent factors that affect soil phosphorus.