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J. A. Harper

Oregon State University

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Publication

Featured researches published by J. A. Harper.

Poultry Science | 1969

Seasonal Decline in Fertility of Turkey Eggs

J. A. Harper; G. H. Arscott

Poultry Science | 1983

Early Expression of Hereditary Deep Pectoral Myopathy in Turkeys Due to Forced Wing Exercise

J. A. Harper; P. E. Bernier; L. L. Thompson-Cowley

Poultry Science | 1960

An Apparent Inhibitor in Barley Influencing Efficiency of Utilization by Chicks

G. H. Arscott; R. J. Rose; J. A. Harper

Poultry Science | 1986

Parthenogenesis in Medium White Turkeys Selected for Low and High Semen Ejaculate Volumes

Thomas F. Savage; J. A. Harper

Poultry Science | 1964

Skin Melanization in the Domestic Turkey Meleagris gallopavo

J. A. Harper; P. E. Bernier; W. E. Babcock

Poultry Science | 1964

Evidence for a Difference in Toxicity Between Common and Hairy Vetch Seed for Chicks

G. H. Arscott; J. A. Harper

Poultry Science | 1972

The Effect of Vitamin E, Methionine and Selenium on Degenerative Myopathy in Turkeys

J. A. Harper; D. H. Helfer

Poultry Science | 1989

Heritability Estimates of Semen Ejaculate Volume in Medium White Turkeys

L. A. Hales; Thomas F. Savage; J. A. Harper

Poultry Science | 1953

The Effect of Penicillin on Early Mortality and Growth in Poults

J. A. Harper; W. E. Babcock

Poultry Science | 1991

Genetic Variation in the Incidence of Pipped Eggs in Turkeys Selected for Low and High Semen Ejaculate Volume

Edward J. Smith; Thomas F. Savage; J. A. Harper

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Collaboration

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G. H. Arscott

Oregon State University

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Thomas F. Savage

Oregon State University

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J. E. Parker

Oregon State University

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D. H. Helfer

Oregon State University

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F. H. Benoff

Oregon State University

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J. A. Renden

Oregon State University

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M. Sadjadi

Oregon State University

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C. E. Holmes

Oregon State University

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C. O. Egwuatu

Oregon State University

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E. Wallner-Pendelton

Oregon State University

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