NF U44-551/A4

December 2009

Standard Current mandatory application standard

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Growing media - Designations, specifications, marking

Le présent amendement complète la norme NF U 44-551:2002 en ajoutant la possibilité de mettre sur le marché des mélanges de supports de culture avec les additifs suivants : substance humique, préparation microbienne et stimulateur de croissance et/ou de développement des plantes.

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Main informations

Collections

National standards and national normative documents

Publication date

December 2009

Number of pages

5 p.

Reference

NF U44-551/A4

ICS Codes

65.080 Fertilizers

Classification index

U44-551/A4

Print number

1 - 23/11/2009

Sumary

Growing media - Designations, specifications, marking

Le présent amendement complète la norme NF U 44-551:2002 en ajoutant la possibilité de mettre sur le marché des mélanges de supports de culture avec les additifs suivants : substance humique, préparation microbienne et stimulateur de croissance et/ou de développement des plantes.

Replaced standards (1)

NF U44-551/A2

August 2008

Standard Cancelled

Growing media - Designations, specifications, marking

Le présent document complète la norme homologuée NF U 44-551:2002 en ajoutant la possibilité de mettre sur le marché des mélanges supports de culture avec les additifs suivants : substances humiques, produits phytopharmaceutiques, préparation microbienne, et simulateur (préalablement homologués). Il apporte des correctifs techniques à la norme homologuée NF U 44-551:2002 : ajout de définitions des additifs autorisés en mélange ; spécifications et marquage sur les mélanges supports de culture-additifs ; additifs autorisés.

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