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This Test Guideline is designed to assess the effects of prolonged exposure to chemicals on the growth of juvenile fish. Juvenile fish in exponential growth phase are placed, after being weighed, in test chambers and are normally exposed to five sublethal concentrations of the test substance...
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This Test Guideline is designed to assess the toxicity of substances to freshwater aquatic plants of the genus Lemna (duckweed). Exponentially growing plant cultures of the genus Lemna (Lemna gibba and Lemna minor usually) are allowed to grow as monocultures in, at least, five concentrations of...
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This dataset contains annual labour market statistics on the duration of unemployment - = 1 month and = 3 months and = 6 months and 1 year, 1 year and over, total declared and total - by sex and standardised age groups (15-19, 15-24, 20-24, 25-54, 55+, total). Data are expressed in thousands of...
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This dataset contains annual labour market statistics on the duration of unemployment - = 1 month and = 3 months and = 6 months and 1 year, 1 year and over, total declared and total - by sex and standardised age groups (15-19, 15-24, 20-24, 25-54, 55+, total). Data are expressed in thousands of...
Persistent link: https://www.econbiz.de/10014324714
This dataset contains annual labour market statistics on the duration of unemployment - = 1 month and = 3 months and = 6 months and 1 year, 1 year and over, total declared and total - by sex and standardised age groups (15-19, 15-24, 20-24, 25-54, 55+, total). Data are expressed in thousands of...
Persistent link: https://www.econbiz.de/10013377106