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This Test Guideline describes an assay that assesses early life-stage effects and potential adverse consequences of putative endocrine disrupting chemicals (e.g. oestrogens, androgens and steroidogenesis inhibitors) on fish sexual development. In the test, fish are exposed, from newly fertilized...
Persistent link: https://www.econbiz.de/10012442297
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...
Persistent link: https://www.econbiz.de/10012443826
and care, especially for immigrant children; enhance capacities of teachers and school leaders to be more responsive to … guidance; compensate for the gaps in learning environments at home through extending school hours, assisting with homework …
Persistent link: https://www.econbiz.de/10012441896
Value-added estimates are a significant improvement upon measures of school performance currently used in most … education systems across OECD countries. They provide a fundamentally more accurate and valuable quantitative basis for school … improvement planning, policy development and for enacting effective school accountability arrangements. This groundbreaking report …
Persistent link: https://www.econbiz.de/10012442788
This report highlights key issues to facilitate understanding of how a systemic approach to technology-based school …
Persistent link: https://www.econbiz.de/10012442817
Recent years have seen a number of initiatives which seek to provide a range of community services on school sites … architects in charge of designing school sites that meet new requirements? This report presents the main lessons learned from a …
Persistent link: https://www.econbiz.de/10012443035
OECD reviews of national education policies provide a well-established means for member countries to engage their peers in reviewing their country’s policies. This report is divided into two parts: a background report, prepared by the Swiss authorities, and the OECD examiners’ report. This...
Persistent link: https://www.econbiz.de/10012443156
how school safety and security, particularly in emergency situations, are addressed in over 14 countries. Addressing such …
Persistent link: https://www.econbiz.de/10012443238
) and has one of the most equitable school systems in the OECD. This review examines the strengths of Scotland’s schools and …
Persistent link: https://www.econbiz.de/10012443314
can lead to school failure and this means that one in every five young adults on average drop out before completing upper … secondary education. Reducing school failure pays off for both society and individuals. The highest performing education systems …
Persistent link: https://www.econbiz.de/10012443339