Manure Management

1
Manure Management

• Each 1000 pound horse produces 9 tons/year
• Thats equal to 50 lbs per day
• Urine amounts of 6-10 gallons also add 50 lbs per
  day
• Nutrient Value per Ton
• Nitrogen-19 pounds
• Phosphorus- 14 pounds
• Potassium-36 pounds
• One ton of horse manure equal to 50 lbs of
  14-5-11 fertilizer

2
Manure Management

• Horse Management Programs
• Graze full time on pasture with supplemental
  winter feed, manure is not collected, spread by
  harrow during growing season
• Confined system with manure being removed from
  pens daily, manure is composted or stockpiled for
  later land application

3
Manure Management

• Grazing Management
• Rotational Grazing benefits distribution
• Harrowing spreads manure, reduces fly count and
  speeds decomposition of manure

4
Manure Management

• Daily Collection Options
• Stockpile and apply to land require adequate
  storage area with runoff control and keep 150
  feet away from stream or lake
• Try not to apply to pasture to keep parasites
  down
• Composting
• Reduces volume by 40-60
• Take proper CN ratio of 251 to 301

5
Manure Management

• Composting
• Horse manure has a CN ratio of 501
• Must add nitrogen to mix
• Good sources are grass clippings, hay, or
  fertilizer sources of Nitrogen
• Moisture balance is critical
• Keep moist but not soggy
• Aerate by turning regularly

6
Manure Management

• Composting
• Apply compost to land at the rate of 10-15 ton
  per acre
• Make sure internal temperature of compost pile
  reaches 145 degrees F.
• Use compost bin
• Construct from wood
• Round bales
• Use 5-gallon of fertile soil or mature compost to
  start
• Should take 6 months to breakdown