+ANNEX IV REFERENCE METHODS OF MEASUREMENT

ANNEX IV REFERENCE METHODS OF MEASUREMENT



ANNEX IV

REFERENCE METHODS OF MEASUREMENT

Chemical fertilizer

Nitrogen compounds shall be measured using the method described in Commission Directive 77/535/EEC of 22 June 1977 on the approximation of the laws of the Member States relating to methods of sampling and analysis for fertilizers ( 9 ), as amended by Directive 89/519/EEC ( 10 ).

Freshwaters, coastal waters and marine waters

Nitrate concentration shall be measured in accordance with Article 4a (3) of Council Decision 77/795/EEC of 12 December 1977 establishing a common procedure for the exchange of information on the quality of surface fresh water in the Community ( 11 ), as amended by Decision 86/574/EEC ( 12 ).

1. Forbhreathnú

,

1.1 Tagairtí

1.2 Ceanglais aitheanta

1.3 Caighdeáin ghaolmhara

2. Ceanglais aitheanta

Ceanglais

3. Caighdeáin ghaolmhara

Caighdeáin
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