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Larry Clark

1994

White phosphorous

Articles 1 - 2 of 2

Full-Text Articles in Life Sciences

Field Evaluation: Mortality Of Mallards Feeding In Areas Treated With Methyl Anthranilate, John `Cummings, Larry Clark, Patricia Pochop Jan 1994

Field Evaluation: Mortality Of Mallards Feeding In Areas Treated With Methyl Anthranilate, John `Cummings, Larry Clark, Patricia Pochop

Larry Clark

In1992 a study was conducted to determine MA effectiveness in reducing the mortality of exposed mallards. The mortality of ducks continuously exposed to WP-contaminated sediment in a treated MA and control pen was equal at 24 hours but increased in the control pen through the onclusion of the test. Subsequently mallard mortality was reduced 60% in the MA-treated pen. However, mOdification in the MA bead formulation and replicated testing were needed.


Field Behavioral Response And Bead Formulations For Methyl Antiiranilate Encapsulated Bird Repellents, Larry Clark, John Cummings Jan 1994

Field Behavioral Response And Bead Formulations For Methyl Antiiranilate Encapsulated Bird Repellents, Larry Clark, John Cummings

Larry Clark

The main objective of the 1993 field season was to find a formulation that would provide suitable repellency and optimal characteristics•of stability. A secondary objective was to determine whether ducks could be moved off a treated area and whether feeding activity would reflect the substrate conditions, i.e. lower feeding activity on treated surfaces and increased feeding activity on control surfaces.