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Joint Danube Survey 2001, 2007
JDS was an initiative by the ICPDR to investigate the whole Danube river both with biological and chemical parameters. Goal: chemical status / biological status assessment;...
እንዲሁም ይሄን ኤፒአይ በመጠቀም ይህን መዝገብ መድረስ ይችላሉ። (see የኤፒአይ ሰነዶችን ተመልከት)