Soils and Nutrient Management

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Soils and Nutrient Management

• Chapter 16

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• 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

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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
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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
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B. Nutrient Need
B
B) Onions on right have Zn deficiency
A
A) Alfalfa with K deficiency
Singer and Munns, 2006Soils An Introduction,
6th ed.
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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
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Compost
1. Soil 3. Organic Fertilizer
2. Inorganic Fertilizer
Biosolids
Manure
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• 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

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D. Composition of Organic Sources
Note Manure supplies approximately equal amounts
of N and P.
Nutrient and Pest Management Program, UW
Extension Publication A3580 http//ipcm.wisc.edu
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• 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

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• 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

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• 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 INPUTSEXPORTS
• 7. Soil Testing
• H. Calculating Available Nutrients

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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