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Results 1 - 10 of 14 for absolute fecundity within all areas of the EPA. Only web pages are included. Search all document formats.

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Page Title | About the Gulf Ecology Division | US EPA11-23-2009

... product of fewer females becoming reproductively active, than simply reduced fecundity of individual females... Both individual fecundity of females and total population production of young were reduced ...

http://www.epa.gov/ged/publica/cabanc37.htm (HTML)

IRIS Summary of Bromomethane (CASRN 74-83-9)01-21-2010

"This is a summary of information on Bromomethane (CASRN 74-83-9) provided by the Integrated Risk Information System (IRIS)."

http://www.epa.gov/NCEA/iris/subst/0015.htm (HTML)

Bromomethane (CASRN 74-83-9) | IRIS | US EPA01-21-2010

In the rats, a decrease in absolute cauda epididymis and absolute and relative epididymis weights, an increase in relative testis weight ...

http://www.epa.gov/IRIS/subst/0015.htm (HTML)

IRIS Summary of Phenol (CASRN 108-95-2)01-28-2010

"This is a summary of information on Phenol (CASRN 108-95-2) provided by the Integrated Risk Information System (IRIS)."

http://www.epa.gov/NCEA/iris/subst/0088.htm (HTML)

Phenol (CASRN 108-95-2) | IRIS | US EPA01-28-2010

... limit of what they could carry, based on the lower absolute weight gain but unaffected treatment-period weight gain in the ...

http://www.epa.gov/IRIS/subst/0088.htm (HTML)

Bromomethane (CASRN 74-83-9) | IRIS | US EPA07-09-2009

In the rats, a decrease in absolute cauda epididymis and absolute and relative epididymis weights, an increase in relative testis weight ...

http://www.epa.gov/ncea/iris/subst/0015.htm (HTML)

Comments from Terrestrial Input Panel of ECOFRAM Peer Input Workshop - Suter| Pesticides: Environmental Effects | US EPA06-21-2007

... output of these methods may not be entirely credible as absolute estimates, they are certainly useful for comparison... be different for a comparative assessment than an assessment of absolute acceptability.

http://www.epa.gov/oppefed1/ecorisk/ecofram/suter.htm (HTML)

Phenol (CASRN 108-95-2) | IRIS | US EPA07-09-2009

... limit of what they could carry, based on the lower absolute weight gain but unaffected treatment-period weight gain in the ...

http://www.epa.gov/ncea/iris/subst/0088.htm (HTML)

SUMMARY OF THE EPA-SPONSORED TERRESTRIAL PEER INPUT WORKSHOP | Pesticides: Environmental Effects | US EPA06-25-2007

... level effects can help establish the threshold for mortality and fecundity effects for many chemicals... If you are comparing old and new pesticides, less absolute predictions are probably acceptable and population-level assessments can be ...

http://www.epa.gov/oppefed1/ecorisk/ecofram/terrsum.htm (HTML)

Vertical Distribution of Zooplankton03-09-2006

"Vertical migration by zooplankton is one of the earliest and most commonly observed behavioral phenomena in both marine and freshwaters."

http://www.epa.gov/greatlakes/monitoring/zooplankton (HTML)

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