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One hundred and forty-five taxa of bryophytes are reported from the extreme southeastern Yukon. Eight species of Hepaticae and 13… (More)
A study on the effects of five increasing copper concentrations on three hydrobiotic species ex situ was carried out. The… (More)
The changes taking place at seven stream and river sites over a 14-month period were followed for the following: 1) % cover of… (More)