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To reduce greenhouse gas emissions from soils by ensuring that applications of
fertilisers and manures do not exceed plant nutrient requirements.
fertilisers and manures do not exceed plant nutrient requirements.
Practical Measures
• Apply nitrogen at optimum rates for your crop
• Improve the timing of nitrogen applications in line with best practice
• Make sure you know the nutrient value of your manure and slurry and use this first rather than fertiliser 1
• Make sure that you separate slurry and fertiliser applications
• Choose plant varieties which use less nitrogen or fix nitrogen more efficiently 2
• Where practical, use composts and straw based manures in preference to slurry
Help and Advice
• Assistance for undertaking a nutrient management plan is available through the SRDP
• SAC at present provides publically funded advice for farmers on pollution control
• More detailed and comprehensive guidance on the application of fertilisers and manures can be found in the PEPFAA code
Notes
1. For the majority of farms, it will not be practical or economic to replace all fertilisers with manures and slurries, but the aim
should be to make maximum use of the manures and slurries that are available
2. Using legumes to biologically fix nitrogen and thereby reduce the requirement for nitrogen fertiliser may not be generally
cost effective, but could be attractive to farmers growing green manure crops
Posted on Friday, October 2nd, 2009 at 12:57 pm.
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