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Filtering by: Creator Kiigemagi, Ulo Degree Level Doctoral Resource Type Dissertation

Effects of dieldrin on the intrinsic rate of increase of the guppy, Poecilia reticulata Peters

Creator:

Roelofs, Terry Dean

Resource Type:

Dissertation

Full Text:

filled with dieldrin-coated sand (Chad- wick and Kiigemagi, 1968). This water picked up 140-180 parts
Effects of the insecticide dieldrin on benthic algae in laboratory streams

Creator:

Rose, Frederick Louis

Abstract:

The accumulation of dieldrin and its effects on species composition of benthic algal communities were studied in laboratory streams. Effects of dieldrin on photosynthetic and respiratory rates of the blue-green alga Phormidium retzii were determined using a Gilson Differential Respirometer. Dieldrin concentrations ranging from 0.05 to 7.0 ppb were maintained...

Resource Type:

Dissertation

Full Text:

. To Mr. Ulo Kiigemagi and Dr. Robert R. Claeys and their staff in the pesticides analysis section I