Handbook of ECOTOXICOLOGY - Section 4 doc

... that substances present in air at microgram-per-cubic-meter concentrations will occur in rain at milli - gram-per-liter-levels, as a cubic meter of air weighs 1.2 kg at 25ºC and 1 atm pressure. ... into Mineral Solids and Precipitates Examples Mn 2+ Cd 2+ NiCl + HgCl 4 2- Zn-fulvates Pb-humates Co-MnO 2 Pb-Fe(OH) 3 Cu-clays PbCO 3(s) Soluble Colloidal Particulate © 2003 by CRC Pr...

Ngày tải lên: 11/08/2014, 10:22

... United States of America 1 2 3 4 5 6 7 8 9 0 Printed on acid-free paper Library of Congress Cataloging-in-Publication Data Handbook of ecotoxicology / David J. Hoffman … [et al.] — 2nd ed. p. ... references and index. ISBN 1-5 667 0-5 4 6-0 (alk. paper) 1. Environmental toxicology. I. Hoffman, David J. (David John), 1 94 4- RA1226 .H36 2002 615.9'02—dc21 200207...

Ngày tải lên: 11/08/2014, 10:22

... ASTM E 141 5-9 1 Conducting the Frog Embryo Teratogenesis Assay-Xenopus (FETAX) ASTM E 143 9-9 8 Acute Toxicity Tests with the Rotifer Brachionus ASTM E 144 0-9 1 Conducting Static and Flow-Through ... Guidance Document: Aquatic Mesocosm Tests to Support Pesticide Registrations, EPA- 540 /0 9-8 8-0 35, Environmental Protection Agency, Office of Pesticide Programs, Ecological Eff...

Ngày tải lên: 11/08/2014, 10:22

... and the short-term increase in use of endrin after the DDT ban, primarily on sugar cane, caused a die-off of about 35 to 45 % of the total population of 40 0 to 45 9 pelicans in the mid-1970s. 193,221 ... OP- and CB-contam - inated entrails of small birds and mammals, and small insectivorous species are often found dead in OP- and CB- treated habitats. Granular formulation...

Ngày tải lên: 11/08/2014, 10:22

... 1 545 Bq/m 2 DW 14 103 Ru Max. 808 Bq/m 2 DW 14 Pasture vegetation; May 1986 1 34 Cs 20 FW 14 137 Cs 40 FW 14 131 I 75 FW 14 Cow; milk; May 1986 1 34 Cs 140 FW 14 137 Cs 250 FW 14 ... 200 FW 84 1987 30 FW; Max. 700 FW 84 1988 < 15 FW; Max. 45 0 FW 84 1989 4 FW; Max. 140 FW 84 1990 2 FW 84 1 34 Cs 1986, postaccident 20 FW; Max. 70 FW 84 1987 10 F...

Ngày tải lên: 11/08/2014, 10:22

... levels of gonadotropin (GTH-II) and showed depressed responsiveness of sex steroids and 17,20ß-dihy - droxy -4 - pregnen-3-one (a maturation-inducing steroid) after GnRH injections. 45 7 BKME-exposed ... species exposed to paper-mill effluents. 43 5 ,43 6 ,44 3 ,44 6 ,44 7 McMaster et al., 44 8 on the other hand, found equal or greater fertilization rates and no effects on hat...

Ngày tải lên: 11/08/2014, 10:22

... Types of Data 21 .4. 3 Data Quality 21 .4. 4 Adequate Number of Observations 21 .4. 5 Bias in Data Selection 21 .4. 6 Use of Estimated Values 21.5 Treatment of Input Data 21.5.1 Heterogeneity of Media 21.5.2 ... developed for compound-to-compound, SSD-to-SSD, or species-to-species extrapolation. Models may be used for compound-to-compound extrapolation. Van Leeuwen et al. (1992) ass...

Ngày tải lên: 11/08/2014, 10:22

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Ngày tải lên: 13/12/2013, 05:15