New academic self-concept instruments were used to measure self-concepts in 13 (Grades
5–6) or 16 (Grades 7–10) school subjects and to test the structure of academic self-concept …

Now expanded with the latest information of relevance to current dental practice, Oral
Microbiology retains its unique ecological approach to the subject which helps the reader …

… of the estuarinehalt-marsh ecosystem are intimately … salt marsh must be considered when
analyzing saltmarsh processes. The historical formation of marshes may explain how marshes …

… from high marsh, middle marsh, low marsh to mudflat. Source: Long & Mason 1983, Salt …
of the marsh, the time that tidal waters are over the marsh, the flow over the marsh platform and …

… Unexpectedly, diverse types of impacts can have a similar consequence, turning salt marsh
… to salt marsh ecosystems. We conclude that the best way to protect salt marshes and the …

… toward marshes on the east coast of North America due to our familiarity with this region,
and because these marshes have been more extensively studied than marshes elsewhere. …

… In our study 12 species were not found in marshes <1 ha in size, 10 were not found in
marshes <5 ha, 4 were not found in marshes <11 ha, and 2 were not found in marshes <20 ha (…

It has been generally believed that sulphate reduction precludes methane generation during
diagenesis of anoxic sediments 1,2 . Because most biogenic methane formed in nature is …

… aspects of the Georgia salt-marsh estuaries (personnel at the … marsh studies can be outlined
as follows. First, the general patterns of food chains and other energy flows in the marshes …

… most part in the Great Marshes at Barnstable, Massachusetts. This marsh is well suited to …
, from mature marsh several thousand years old to juvenile marsh now invading bare sand flats…