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Data gathering – nitrogen balance by Mette Thomsen The Danish AgriFish Agency. Subjects. How to control the most essential steps – how do we ensure that only the legal amount of total nitrogen is applied? The flow of data in the administrative system – obligatory data flow within authorities. - PowerPoint PPT Presentation
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Data gathering – nitrogen balanceby Mette Thomsen
The Danish AgriFish Agency
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Subjects
• How to control the most essential steps – how do we ensure that only the legal amount of total nitrogen is applied?
• The flow of data in the administrative system – obligatory data flow within authorities
Nitrate directive, annex III, 3: Limitation of the land application of fertilizers
A balance between:• The foreseeable nitrogen
requirement of the crops• Nitrogen supply to the crops
from fertilization• Livestock manure• Chemical and other
fertilizers
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Using data from other authorities
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Objectives:• Cross control• Reducing administrative burdens• Basis for selection of control “subjects”• ?
Attention on validity of data: • Are data suitable for this purpose? • How often and how well are data controlled?• Are data updated?• ?
Nitrate directive, annex III, 3: Limitation of the land application of fertilizers
A balance between:• The foreseeable nitrogen
requirement of the crops – farm quota
• Nitrogen supply to the crops from fertilization
• Livestock manure• Chemical and other
fertilizers
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The foreseeable nitrogen requirement of the crops – farm quota
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- Distribution of crops on the cultivated area from the single payment application
- Information about pre crop - if size of fields are the same as the previous year- no registration of catch crops
- Information about restricted use of fertilizers on specific areas - Rural Development Program
The foreseeable nitrogen requirement of the crops
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“Vårbyg” = “Spring barley”
The foreseeable nitrogen requirement of the crops – farm quota
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- Nitrogen standards for cultivated crops (kg N per hectare).
- Taking into account characteristics of the vulnerable zone concerned. In Denmark:- Irrigation - permit from the authorities- Precipitation - farm nitrogen quota is adjusted accordingly
to meteorological data every year- Soiltype
- Differ significantly in Denmark. A national land map is used (published by a research institute. ”Landinfo-map”)
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Yellow is “coarse sandy soil”
Supply of nitrogen from livestock manure
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How to calculate the number of livestock?• Information from central electronic
registration of live animals• Other types of documentation
Central electronic registration of live animals
• EU legislation ensuring traceability of animals in situations with outbreak of diseases
• Examples – cattle and pigs
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Registration of cattle
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Regulation (EC) No 1760/2000 of the European Parliament and of the Council, article 7,
Each keeper of cattle shall:- keep an up-to-date register,
- report to the competent authority - all movements to and from the holding - and all births and deaths of animals on the holding, - along with the dates of these events
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Beef cow, (fodderdays/365)
Calf (0-6 mohths), (fodderdays/365)Heifer (6-28 months), (fodderdays/365)Beef cattle (0-6 months), (produced animals)Beef cattle (6-slaughter), (produced animals)
Registration of cattle
• Data is preprinted in the fertilizer account• Data is used in the control• Deviation
– must be changed at the source if possible (the register), or– documented, ex. number of beef cows in a heard registered as a milking
cow heard
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Council Directive 2008/71/EC of 15 July 2008 on the identification and registration of pigs, article 4:
Keepers of pigs shall keep a register stating:• the number of animals present on the holding, including: • an up-to-date record of all movements, at least on the
basis of aggregate movements, stating as appropriate their origin or destination, and the date of such movements.
• authority must have access to these records on request
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Registration of pigs
Movements of pigs
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Registration of pigs• The number of animals present on the holding can not
be used to calculate number of produced pigs, since the number in highly efficient productions may be up to four times the number present at any time.
• But the relationship between numbers present and numbers produced can be used in cross control
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Registration of pigs• Number of slaughtered pigs must be documented by an
invoice from the slaughterhouse, stating the number of delivered pigs and the average slaughter weight.
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Supply of nitrogen from chemical and other fertilizers
• Documented by an invoice from the supplier of fertilizer
In Denmark:• Tax on nitrogen
– Not for companies in the national register • Retailers of mineral fertilizers, biogas and processing
plants, must report to the AgriFish Agency:– To whom they have sold fertilizers, type and amount
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2022/04/2023
12345678
Council Directive 86/278/EEC on the protection of the environment, and in particular of the soil, when sewage sludge is used in agriculture, article 10: Member States shall ensure that up-to-date records are kept, which register:
– the quantities of sludge produced and the quantities supplied for use in agriculture;
– the composition and properties of the sludge– the type of treatment carried out,– the names– and addresses of the recipients of the sludge and the
place where the sludge is to be used.The records shall be available to the competent authorities
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Presentation, The Danish Plant Directorate
Data Input
”National Land map”
AgriFish AgencyControl Database
GLR/CHRCentral Food and
Agricultural Database
Mineral fertilizers
companiesNitrogen delivered
to farms
Organic waste from Industry /
Municipalities
In & Output of Manure & Biomass
Farm sales of Mineral fertilizer Individual Fertilizer
Accounts
Biogas and processing Plants
Organic wasteproducts for
agricultural use
Field data from Single Payment application and from animal registration
Soiltype
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