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Filtering by: Creator Mallon, Angela L. Resource Type Dissertation

Beached Bones: Exploring the Genetic Impact of Exploitation on the Diversity of Great Whales in the South Atlantic

Creator:

Sremba, Angela L.

Abstract:

Commercial whaling during the 20th century drastically reduced many populations of great whales in the Southern Hemisphere. The Antarctic blue whale, for example, is estimated to have been reduced to less than 0.1% of its original abundance based on catch records and population dynamic models. Despite this population bottleneck, several...

Resource Type:

Dissertation

Full Text:

ABSTRACT OF THE DISSERTATION OF Angela L. Sremba for the degree of Doctor in Philosophy in Wildlife
Long-term fertilizer input influences total and bioavailable metal in agricultural soils and crops

Creator:

Pérez, Angela L.

Abstract:

Protection of the quality and integrity of food supplies is of global concern. Crops can accumulate non-nutritive and sometimes toxic metals and metalloids. Accumulated metals/metalloids can come in part, from fertilizers, which may contain variable levels of non-nutritive metals or metalloids such as arsenic (As), cadmium (Cd), lead (Pb), nickel...

Resource Type:

Dissertation

Full Text:

ABSTRACT OF THE DISSERTATION OF Angela L. Pérez for the degree of Doctor of Philosophy in Toxicology