PPT-Soil Phosphorus Unit: Soil Science

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. Part I: Nitrogen and Phosphorus. . . . . . KEY CONCEPT . Matter cycles in and out of an ecosystem.. Elements essential for life . cycle . through ecosystems. . A biogeochemical cycle is the movement of a particular chemical through the biological and geological parts of an ecosystem.. 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. 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?. A crash course in soils. Wednesday, November 5. Take out paper for Cornell notes! . And remember…. Red text on top = Header. Black text = notes for you to copy OR paraphrase/ summarize. Grey text = Liu’s talking points, no need to copy it down. The delicacy of clay crystals. Soil crumb structure. Do not abuse clay!. Add plenty of organic matter. Avoid over-cultivation especially rotary cultivation. Use lime of gypsum to improve structure. Use green manure or mulch to cover the surface. The top layer of Earth’s crust where most plants grow. It contains minerals, decaying organisms, water, and air. It is divided into . horizons. , which are layers . parallel to the Earth’s surface in which . Objectives. Define: ammonification, ammonium, bulk density, . denitrification. , immobilization, leaching, mineralization, nitrate-N, nitrification, soil nitrogen fixation, volatilization. List and describe inherent factors that affect soil nitrogen. http://www.betterground.org/soil-quality-2/. Ray Ward. Ward Laboratories Inc. . Kearney, NE. www.wardlab.com. “Guiding Producers Today to Feed the World Tomorrow”. . Nutrient Crop Removal, lbs/Bu. Objectives. Define: acidity, alkalinity, buffering capacity, soil pH. List and describe inherent factors that affect soil pH. Describe how to manage soil pH. Describe how soil pH affects soil function. TANAMAN TEBU. Foto:smno.tebulahankering.malang.2010. P DAN TANAMAN TEBU. Pengendalian P-tersedia dalam tanah sangat menentukan hasil tebu dan gula.. Perkembangan akar tebu akan lambat kalau suplai P-tersedia terkendala, sehingga akan muncul gangguan dalam proses penyerapan air dan hara oleh akar tanaman.. Diabstraksikan. . oleh. :. Smno.jursntnhfpub.des2012. P DAN TANAMAN TEBU. Pengendalian P-tersedia dalam tanah sangat menentukan hasil tebu dan gula.. Perkembangan akar tebu akan lambat kalau suplai P-tersedia terkendala, sehingga akan muncul gangguan dalam proses penyerapan air dan hara oleh akar tanaman.. Geochemistry and mineralogy of volcanic soils from Ocean Fogo island Cape Verde Rosa MarquesA C M Isabel PrudncioA C Fernando RochaB C Eduardo Ferreira da SilvaB CInstituto Tecnolgico e Nuclear EN 10 Objectives. Define: soil respiration and soil microbes. Explain the role of soil respiration in determining soil health. Diagram the role of soil respiration in the cycle of life on earth. List and explain inherent factors that affect soil respiration. Objectives. Define: soil organic matter. Explain the role of inherent factors affecting soil organic matter. Explain the five soil organic matter management practices. Explain how soil organic matter relates to soil function.