Works Published in 1981

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Displaying all 11 works

Sorted by most recent date added to the index first, which may not be the same as publication date order.

1981 report

Vacuum Drum Planters

(Patent No. US4306509A).

By: A. Hassan & H. Hassan

Source: NC State University Libraries
Added: March 12, 2022

1981 journal article

Chemistry and biochemistry of superoxide dismutases

European Journal of Rheumatology and Inflammation, 4, 160–172.

By: H. Hassan & I. Fridovich

Source: NC State University Libraries
Added: March 12, 2022

1981 chapter

Superoxide and superoxide dismutases in Escherichia coli: threat and defense

In K. Bloch, L. Bolis, D. C. Tosteson, & J. Wright (Eds.), Membranes, Molecules, Toxins, and Cells (pp. 123–133). Boston: PSG Inc.

By: H. Hassan

Ed(s): K. Bloch, L. Bolis, D. Tosteson & J. Wright

Source: NC State University Libraries
Added: March 12, 2022

1981 journal article

Relationship of body weight loss during a forced molt of commercial layers to optimum postmolt performance

Highlights of Agricultural Research, 28(2).

By: M. Baker & J. Brake

Source: NC State University Libraries
Added: December 14, 2018

1981 journal article

Recrudescence of the thymus with repopulation of lymphocytes during an artificially induced molt of the domestic chicken: Proposed model system

Developmental & Comparative Immunology, 5, 105–112.

By: J. Brake n, G. Morgan n & P. Thaxton n

MeSH headings : Animals; Chickens; Feathers / physiology; Female; Lymphocytes / immunology; Lymphocytes / physiology; Models, Biological; Thymus Gland / immunology; Thymus Gland / physiology; Time Factors
TL;DR: Thymic recrudescence accompanied by a lymphocytic repopulation was induced in Single Comb White Leghorn (SCWL) hens by an artificially induced molt, and upon resumption of reproduction, the thymus again regressed. (via Semantic Scholar)
Source: Web Of Science
Added: December 14, 2018

1981 journal article

Physiological profile of caged layers during one production year, molt, and postmolt - Organ weights and blood constituents

Poultry Science, 60, 2157–2160.

By: J. Brake n, J. Garlich n, C. Parkhurst n, P. Thaxton n & G. Morgan n

TL;DR: An increase in body weight and stable relative organ weights were observed throughout the season as well as fluctuations of blood constituents due to age, reproductive status, environmental effects, and forced molting. (via Semantic Scholar)
Source: Web Of Science
Added: December 14, 2018

1981 magazine article

Force molting commercial layers

Brake, J. T. (1981, March). Poultry International, 20(3).

By: J. Brake

Source: NC State University Libraries
Added: December 14, 2018

1981 journal article

Factors affecting broiler breeder performance. 4. The interrelationship of some reproductive traits

Poultry Science, 60, 1792–1797.

By: G. McDaniel*, J. Brake* & M. Eckman*

TL;DR: Egg shell quality exhibited a consistently significant positive correlation with fertility and duration of fertility was longer in hens producing eggs with higher specific gravities, and body weight was negatively correlated with all traits except egg weight. (via Semantic Scholar)
Source: Web Of Science
Added: December 14, 2018

1981 journal article

Factors affecting broiler breeder performance. 1. Relationship of daily feed intake level to reproductive performance of pullets

Poultry Science, 60, 307–312.

By: G. McDaniel*, J. Brake* & R. Bushong*

TL;DR: Female broiler breeders that received the higher levels of feed exhibited lower egg production, lower fertility, and hatchability, heavier body and egg weights, and poorer shell quality. (via Semantic Scholar)
Source: Web Of Science
Added: December 14, 2018

1981 journal article

Factors affecting broiler breeder performance

Poultry Science, 60, 726–729.

By: J. Brake* & G. McDaniel*

TL;DR: It is demonstrated that a body weight of approximately 2.4 to 3.0 kg must be reached during a fast to maximize postmolt egg production under these experimental conditions. (via Semantic Scholar)
Source: Web Of Science
Added: December 14, 2018

1981 journal article

EFFECT OF INSEMINATION INTERVALS ON OVIDUCAL SPERM STORAGE IN TURKEYS

POULTRY SCIENCE, 60(9), 2150–2156.

MeSH headings : Animals; Breeding; Female; Fertility; Insemination, Artificial / veterinary; Male; Oviducts / physiology; Phenotype; Sperm Capacitation; Turkeys / genetics; Turkeys / physiology
TL;DR: It is suggested that sperm storage glands fill and empty at the same rates early and late in a breeding cycle, but fewer glands contain spermatozoa in the latter part of the season, resulting in a decreased fertility. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

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