... Dierberg and Brezonik (1982) sampled the nitrifying bacteria of surface sediments using a sterile piston corer and a plastic syringe with an attached tube. ... ln prairie wetlands, cellulose acetate substrates roughened with sandpaper were used by Hooper and Robinson (1976), ... of plants, sometimes with the use of a digital scanner, then measuring their volumes (by displacement) or dry weights andanbsp;...
Title | : | Bioindicators for assessing ecological integrity of prairie wetlands |
Author | : | Paul R. Adamus, Ann J. Hairston, National Health and Environmental Effects Research Laboratory (U.S.). Western Ecology Division, ManTech Environmental Research Services Corp |
Publisher | : | - 1996 |
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