1979 



Batt, B. D. J. and H. H. Prince. 1979. Laying dates, clutch size, and egg 

 weight of captive Mallards. Condor 81: 35-41. 



Cowardin, L. M. and D. H. Johnson. 1979. Mathematics and Mallard management. 

 J. Wildl. Manage. 43: 18-35. 



Dwyer, T. J., G. L. Krapu and D. M. Janke . 1979. Use of prairie pothole hab- 

 itat by breeding Mallards. J. Wildl. Manage 43: 526-531. 



Heinz, G. H. 1979. Methylmercury : reproductive and behavioral effects on 

 three generations of Mallard Ducks. J. Wildl. Manage. 43: 394-401. 



Holmes, W. N. , J. Gorsline and J. Cronshaw. 1979. Effects of mild cold stress 

 on the survival of seawater-adapted Mallard Ducks ( Anas platyrhynchos ) 

 maintained on food contaminated with petroleum. Environ. Res. 20: 425-444. 



Hudson, R. H. , M. A. Haegele and R. K. Tucker. 1979. Acute oral and percut- 

 aneous toxicity of pesticides to Mallards: correlations with mammalian 

 toxicity data. Toxicol. Appl. Pharmacol. 47: 451-460. 



Jones, D. R. , R. M. Bryan, Jr., N. H. West, R. H. Lord and B. Clark. 1979. 



Regional distribution of blood flow during diving in the duck ( Anas platy- 

 rhynchos ). Can. J. Zool. 57: 995-1002. 



Krapu, G. L. and H. A. Doty. 1979. Age related aspects of Mallard reproduc- 

 tion. Wildfowl 30: 35-39. 



Krapu, G. L. , D. H. Johnson and C. W. Dane. 1979. Age determination of Mal- 

 lards. J. Wildl. Manage. 43: 384-393. 



Langford, W. A. and E. A. Driver. 1979. Quantification of the relationship 

 between Mallard nest initiation and temperature. Wildfowl 30: 31-34. 



Lawler, G. C. , J. P. Holmes, B. J. Fiorito, J. L. Laseter and R. C. Szaro. 

 1979. Quantification of petroleum hydrocarbons in selected tissues of 

 male Mallard ducklings chronically exposed to South Louisiana crude oil. 

 Pp. 584-612 Ln C. C. Bates (chrmn.) Proc . conf . assessment of ecological 

 impacts of oil spills. Center Bio-Organic Studies, New Orleans, LA. 



Lumme , T. and E. Merila. 1979. Heinasorsan ( Anas platyrhynchos ) pesa vanhan 

 oravan pesan paalla. [Mallard ( Anas platyrhynchos ) nesting on an old 

 squirrel nest.] Aureola 4: 82. [In Finnish with English summary.] 



Orr , D. J. 1979. Mallards nesting in Great Blue Heron nests and near an 

 active Great Horned Owl nest. Loon 51: 100-101. 



Owen, M. and R. King. 1979. The duration of the flightless period in free- 

 living Mallards. Bird Study 26: 267-269. 



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