Factors in Fluencing the Onset of Spring Migration in Mallards

Authors

Bruce D. Dugger

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Recommended Citation

Dugger, Bruce D. (1997) "Factors in Fluencing the Onset of Spring Migration in Mallards," Journal of Field Ornithology: Vol. 68 : Iss. 3 , Article 2.
Available at: https://digitalcommons.usf.edu/jfo/vol68/iss3/2