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Norm
ÖNORM M 6231
Issue date: 2023 04 01
Ecological survey of standing surface waters
This Austrian Standard (ÖNORM) defines requirements to conduct ecological studies and assessments of the state in standing surface waters.
Valid
Publisher:
Austrian Standards International
Format:
Digital | 88 Pages
Language:
German
Optionally co-design standards:
This Austrian Standard (ÖNORM) defines requirements to conduct ecological studies and assessments of the state in standing surface waters.
ÖNORM M 6231
2001 10 01
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