Growth and Developmental Biology 

Androgen and Glucocorticoid Receptors in Porcine Skeletal Muscle

M. Snochowski, K. Lundström, E. Dahlberg, H. Petersson, and L. E. Edqvist
J. Anim Sci. 1981 53: 80-90. [Abstract] [PDF]  

Growth and Muscle Development of Feedlot Cattle of Different Genetic Backgrounds

Dan E. Eversole, Werner G. Bergen, Robert A. Merkel, William T Magee, and Harold W. Harpster
J. Anim Sci. 1981 53: 91-101. [Abstract] [PDF]  

Nonruminant Nutrition 

Supplemental Dietary Fat for Peripartal Sows: a Review

James E. Pettigrew, Jr.
J. Anim Sci. 1981 53: 107-117. [Abstract] [PDF]  

Effects of Energy and Dry Matter Intake on Age, Body Weight and Backfat at Puberty and on Embryo Mortality in Gilts

D. W. Friend, G. A. Lodge, and J. I. Elliot
J. Anim Sci. 1981 53: 118-124. [Abstract] [PDF]  

Utilization of the D-Isomers of Arginine and Histidine by Chicks and Rats

David H. Baker and Katherine P. Boebel
J. Anim Sci. 1981 53: 125-129. [Abstract] [PDF]  

Flooring Materials, Pigs per Cage and Use of Oats in Starter Diets for Pigs Housed in Triple Deck Nurseries

E. T. Kornegay, H. R. Thomas, and K. L. Bryant
J. Anim Sci. 1981 53: 130-137. [Abstract] [PDF]  

Soybean Hull Digestibility by Sows and Feeding Value for Growing-Finishing Swine

E. T. Kornegay
J. Anim Sci. 1981 53: 138-145. [Abstract] [PDF]  

Ruminant Nutrition 

Prevention of Lactic Acidosis in Cattle by Lasalocid or Monensin

T. G. Nagaraja, T. B. Avery, E. E. Bartley, S. J. Galitzer, and A. D. Dayton
J. Anim Sci. 1981 53: 206-216. [Abstract] [PDF]  

Effects of Ronnel on Growth, Endocrine Function and Blood Measurements in Steers and Rats

T. S. Rumsey, H. Tao, and J. Bitman
J. Anim Sci. 1981 53: 217-225. [Abstract] [PDF]  

Effects of Primary, Secondary and Tertiary Amines on in Vitro Cellulose Digestion and Volatile Fatty Acid Production by Ruminal Microorganisms

K. A. Baldwin, Joel Bitman, M. J. Thompson, and W. E. Robbins
J. Anim Sci. 1981 53: 226-230. [Abstract] [PDF]  

Influence of Petrological Type of Limestone on Utilization of High Concentrate Diets by Beef Steers

W. E. Wheeler, C. H. Noller, and J. L. White
J. Anim Sci. 1981 53: 231-241. [Abstract] [PDF]  

Degradation of Protein by Mixed Cultures of Rumen Bacteria: Identification of Streptococcus Bovis as an Actively Proteolytic Rumen Bacterium

J. B. Russell, W. G. Bottje, and M. A. Cotta
J. Anim Sci. 1981 53: 242-252. [Abstract] [PDF]  

Citrus Condensed Molasses Solubles as an Energy Source for Ruminants

M. C. Chen, C. B. Ammerman, P. R. Henry, A. Z. Palmer, and S. K. Long
J. Anim Sci. 1981 53: 253-259. [Abstract] [PDF]  

Pharmacology and Toxicology 

Metal Residues in Tissues, Animal Performance and Carcass Quality with Beef Steers Grazing Pensacola Bahiagrass Pastures Treated with Liquid Digested Sludge

J. E. Bertrand, M. C. Lutrick, G. T. Edds, and R. L. West
J. Anim Sci. 1981 53: 146-153. [Abstract] [PDF]  

Applied Animal Science 

Pregnancy Rate among Beef Heifers from Timed Insemination following Synchronization with a Progestin Treatment

J. C. Spitzer, S. E. Mares, and L. A. Peterson
J. Anim Sci. 1981 53: 1-6. [Abstract] [PDF]  

Influence of Fasting and Transit on Ruminal and Blood Metabolites in Beef Steers

M. L. Galyean, R. W. Lee, and M. E. Hubbert
J. Anim Sci. 1981 53: 7-18. [Abstract] [PDF]  

Reproductive Performance of Gilts Bred on First versus Third Estrus

L. G. Young and G. J. King
J. Anim Sci. 1981 53: 19-25. [Abstract] [PDF]  

Daily Gain, Feed Efficiency and Carcass Traits of Bulls as Affected by Early and Late Dietary Protein Levels

R. P. Lemenager, T. G. Martin, T. S. Stewart, and T. W. Perry
J. Anim Sci. 1981 53: 26-32. [Abstract] [PDF]  

Creep Feed as a Factor Influencing Performance of Cows and Calves

T. G. Martin, R. P. Lemenager, G. Srinivasan, and R. Alenda
J. Anim Sci. 1981 53: 33-39. [Abstract] [PDF]  

Articles 

News and Notes

J. Anim Sci. 1981 53: 260-262. [Abstract] [PDF]  

Placement

J. Anim Sci. 1981 53: 263-266. [Abstract] [PDF]  

Reports from Representatives of the Society

J. Anim Sci. 1981 53: 267-272. [Abstract] [PDF]  

Undergraduate Scholarship Medals

H. Boyd, J. J. Dabmen, R. C. Wahlstrom, and G. C. Anderson
J. Anim Sci. 1981 53: 273-282. [Abstract] [PDF]  

Breeding and Genetics 

Comparisons of Specific Crosses from Landrace, Duroc - Landrace and Yorkshire - Landrace Sows

Daryl L. Kuhlers, Steve B. Jungst, Ronnie L. Edwards, and J. A. Little
J. Anim Sci. 1981 53: 40-48. [Abstract] [PDF]  

Heritabilities for Growth and Carcass Traits Estimated from Data on Herefords under Commercial Conditions

L. L. Benyshek
J. Anim Sci. 1981 53: 49-56. [Abstract] [PDF]  

Genetic Parameter Estimates Based on Selected and Control Beef Cattle Populations

F. A. Thrift, E. U. Dillard, R. R. Shrode, and W. T. Butts
J. Anim Sci. 1981 53: 57-61. [Abstract] [PDF]  

Characterization of Cattle of a Five - Breed Diallel. IV. Slaughter and Carcass Characters of Serially Slaughtered Bulls

T. G. Jenkins, C. R. Long, T. C. Cartwright, and G. C. Smith
J. Anim Sci. 1981 53: 62-79. [Abstract] [PDF]  

Meat Science 

Beef Carcass Composition as Influenced by Yield and Quality Grade

H. B. Hedrick, G. F. Krause, M. R. Ellersieck, R. J. Epley, J. C. Riley, and G. B. Thompson
J. Anim Sci. 1981 53: 102-106. [Abstract] [PDF]  

Physiology and Endocrinology 

Effects of Prostaglandin F₂ and Pregnant Mares' Serum Gonadotropin (PMSG) on the Reproductive Performance of Fluorogestone Acetate-PMSG-Treated Ewes

A. J. Hackett, H. A. Robertson, and M. S. Wolynetz
J. Anim Sci. 1981 53: 154-159. [Abstract] [PDF]  

Age-Associated Changes in Secretory Patterns of Growth Hormone, Prolactin and Thyrotropin and the Hormonal Responses to Thyrotropin-Releasing Hormone in Rams

M. W. Morrison, S. L. Davis, and L. J. Spicer
J. Anim Sci. 1981 53: 160-170. [Abstract] [PDF]  

The Influence of Early Age Mastectomy and Unilateral Ovariectomy on Reproductive Performance of the Bovine

Janis Grass and E. R. Hauser
J. Anim Sci. 1981 53: 171-176. [Abstract] [PDF]  

Interval to Estrus in Sows and Performance of Pigs after Alteration of Litter Size during Late Lactation

J. S. Stevenson and J. H. Britt
J. Anim Sci. 1981 53: 177-181. [Abstract] [PDF]  

Behavioral, Ovarian and Endocrine Relationships in the Pubertal Bitch

David E. Wildt, S. W. J. Seager, and Prabir K. Chakraborty
J. Anim Sci. 1981 53: 182-191. [Abstract] [PDF]  

Preovulatory Changes in Prostaglandins E₂ and F₂ in Ovine Follicles

W. J. Murdoch, R. A. Dailey, and E. K. Inskeep
J. Anim Sci. 1981 53: 192-205. [Abstract] [PDF]  

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