Chemical ions affect survival of avian cholera organisms in pondwater
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Abstract
Avian cholera (Pasteurella multocida) is a major disease of wild waterfowl, but its epizootiology remains little understood. Consequently, we examined whether chemical ions affected survival of avian cholera organisms in water collected from the Nebraska Rainwater Basin where avian cholera is enzootic. We tested the response of P. multocida to ammonium (NH4), calcium (Ca), magnesium (Mg), nitrate (NO3), and ortho-phosphate (PO4) ions individually and in combination using a fractional factorial design divided into 4 blocks. High concentrations of Ca and Mg, singly or in combination, increased survival of P. multocida organisms (P < 0.001). We developed a survival index to predict whether or not specific ponds could be "problem" or "nonproblem" avian cholera sites based on concentrations of these ions in the water.
Study Area
Publication type | Article |
---|---|
Publication Subtype | Journal Article |
Title | Chemical ions affect survival of avian cholera organisms in pondwater |
Series title | Journal of Wildlife Management |
DOI | 10.2307/3808823 |
Volume | 56 |
Issue | 2 |
Year Published | 1992 |
Language | English |
Publisher | Allen Press |
Publisher location | Lawrence, KS |
Contributing office(s) | National Wildlife Health Center |
Description | 5 p. |
First page | 274 |
Last page | 278 |
Country | United States |
State | Nebraska |
Online Only (Y/N) | N |
Additional Online Files (Y/N) | N |
Google Analytic Metrics | Metrics page |