Nutrient Management: Section 5.5 - Phosphorus, Potassium and Heavy Metals
Nutrient Management: Section 5.5 - Phosphorus, Potassium and Heavy Metals
Nutrient Management: Section 5.5 - Phosphorus, Potassium and Heavy Metals
Presented by:
Manure
Manure P
P Crop
Crop
Residue
Residue
Solution
Solution PP
Stable
Stable Labile
Labile Labile
Labile Stable
Stable
Organic P Inorganic P
Leaching
Leaching
From: Livestock and Poultry Environmental Stewardship 34-3
Soil Phosphorus
– Maintaining the
soil solution Critical Maintenance
concentration for Level Limit
Nutrient Rate
plant uptake is
Buildup Drawdown
important. Range
Maintenance
Range
Range
Erosion Control
Buffer Strips
* 10 ton / ha yield
Swine Manure HM
Zn Fe Cu
Sample
Mg/L (wet basis)
Sow Farm 3.94 5.75 0.84
Nursery 0.15 0.80 0.02
Finisher 3.43 2.60 0.85