L. Ogren

Preventing broodiness in turkey hens with a dopamine receptor blocking agent.

J. Millam, M. E. El Halawani, W. Burke, 1980, Poultry science.

Involvement of catecholaminergic mechanisms in the photoperiodically induced rise in serum luteinizing hormone of Japanese quail (Coturnix coturnix japonica).

M. E. El Halawani, W. Burke, L. Ogren, 1980, General and comparative endocrinology.

Effects of drugs that modify brain monoamine concentrations on photoperiodically-induced testicular growth in coturnix quail (Coturnix coturnix japonica).

M. E. El Halawani, W. Burke, L. Ogren, 1978, Biology of reproduction.

Age-dependent changes in hypothalamic catecholamine turnover rate following castration in turkeys.

M. E. El Halawani, W. Burke, L. Ogren, 1980, General and comparative endocrinology.

Developmental changes in the photosensitivity of male turkeys.

J. Millam, M. E. El Halawani, W. Burke, 1980, General and comparative endocrinology.

Serum luteinizing hormone, progesterone, and estradiol levels in relation to broodiness in the turkey (Meleagris gallapavo).

W. Burke, L. Ogren, E. Cogger, 1979, Poultry science.

P is for Phosphorus

C. Jackson, S. Murphy, L. Ogren, 2013 .