Soils and Nutrient Management Chapter 16 Nutrient Management













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Soils and Nutrient Management Chapter 16

Nutrient Management A. Background B. Nutrient Need C. Nutrient Sources D. Composition of Organic Sources E. Nutrient Cycling F. Goals of Nutrient Management G. Examples of Best Management Strategies H. Calculating Available Nutrients

Nutrient Management A. Background B. Nutrient Need C. Nutrient Sources D. Composition of Organic Sources E. Nutrient Cycling F. Goals of Nutrient Management G. Examples of Best Management Strategies H. Calculating Available Nutrients

Nutrient Management A. Background B. Nutrient Need C. Nutrient Sources D. Composition of Organic Sources E. Nutrient Cycling F. Goals of Nutrient Management G. Examples of Best Management Strategies H. Calculating Available Nutrients

B. Nutrient Need B A B) Onions on right have Zn deficiency A) Alfalfa with K deficiency Singer and Munns, 2006 Soils: An Introduction, 6 th ed.

Nutrient Management A. Background B. Nutrient Need C. Nutrient Sources 1. Soil 2. Inorganic fertilizers 3. Organic fertilizers D. Composition of Organic Sources E. Nutrient Cycling F. Goals of Nutrient Management G. Examples of Best Management Strategies H. Calculating Available Nutrients

Compost 1. Soil 2. Inorganic Fertilizer 3. Organic Fertilizer Manure Biosolids

Nutrient Management A. Background B. Nutrient Need C. Nutrient Sources D. Composition of Organic Sources E. Nutrient Cycling F. Goals of Nutrient Management G. Examples of Best Management Strategies H. Calculating Available Nutrients

D. Composition of Organic Sources Livestock --Nitrogen (N)-Surface Incorpor-ated Phosphate Potash (P 2 O 5) (K 2 O) ---Solid Manure-----lbs/ton--- Dairy 3 4 3 7 Beef 3 5 5 9 Swine 7 9 6 7 Chicken 20 24 30 24 Note: Manure supplies approximately equal amounts of N and P. Nutrient and Pest Management Program, UW Extension Publication A 3580: http: //ipcm. wisc. edu

Nutrient Management A. Background B. Nutrient Need C. Nutrient Sources D. Composition of Organic Sources E. Nutrient Cycling F. Goals of Nutrient Management G. Examples of Best Management Strategies H. Calculating Available Nutrients

Nutrient Management A. Background B. Nutrient Need C. Nutrient Sources D. Composition of Organic Sources E. Nutrient Cycling F. Goals of Nutrient Management 1. Cost effective production 2. Conservation of resources 3. Maintenance of soil quality 4. Protection of environment beyond soil G. Examples of Best Management Strategies H. Calculating Available Nutrients

Nutrient Management A. Background B. Nutrient Need C. Nutrient Sources D. Composition of Organic Sources E. Nutrient Cycling F. Goals of Nutrient Management G. Examples of Best Management Strategies 1. Buffer strips 2. Cover crops 3. Conservation tillage 4. P-based NM 5. Timing of applications 6. BALANCE: INPUTS=EXPORTS 7. Soil Testing H. Calculating Available Nutrients

Nutrient Management A. Background B. Nutrient Need C. Nutrient Sources D. Composition of Organic Sources E. Nutrient Cycling F. Goals of Nutrient Management G. Examples of Best Management Strategies H. Calculating Available Nutrients
Solid media example
The rate of weathering depends upon the area's ____.
Latosol soil
What is soil?
The finest grained soils are richest in
Aridisols are soils characteristically found in _______.
Use of continuous tubular rail as a barrier to excavations
Clorpt model
Soil taxonomy definition
How does the study of soils help evaluate natural hazards?
Soil erosion disadvantages
Soil that forms on unconsolidated deposits is called
Porosity of soil
Ashley soils