Applied Animal Science 

Conception Rate at First Insemination in Beef Cattle: Effects of Season, Age and Previous Reproductive Performance

S. M. Azzam, J. E. Kinder, and M. K. Nielsen
J. Anim Sci. 1989 67: 1405-1410. [Abstract] [PDF]  

Effect of Dietary Potassium Chloride on Feeder Pig Performance, Market Shrink, Carcass Traits and Selected Blood Parameters

M. C. Brumm and B. R. Schricker
J. Anim Sci. 1989 67: 1411-1417. [Abstract] [PDF]  

Grazing Selectivity and In Vivo Digestibility of Switchgrass Strains Selected for Differing Digestibility

M. G. Ward, J. K. Ward, B. E. Anderson, and K. P. Vogel
J. Anim Sci. 1989 67: 1418-1424. [Abstract] [PDF]  

Articles 

News and Notes

J. Anim Sci. 1989 67: 1648. [Abstract] [PDF]  

Placement

J. Anim Sci. 1989 67: 1649-1651. [Abstract] [PDF]  

Breeding and Genetics 

Genetic Correlations between Test Station and On-Farm Performance for Growth Rate and Backfat in Pigs

T. A. Van Diepen and B. W. Kennedy
J. Anim Sci. 1989 67: 1425-1431. [Abstract] [PDF]  

Estimating Parameters of Growth Curves of Bulls

P. E. Doren, J. F. Baker, C. R. Long, and T. C. Cartwright
J. Anim Sci. 1989 67: 1432-1445. [Abstract] [PDF]  

Growth and Developmental Biology 

Endocrine and Metabolic Changes during Altered Growth Rates in Beef Cattle

M. A. Ellenberger, D. E. Johnson, G. E. Carstens, K. L. Hossner, M. D. Holland, T. M. Nett, and C. F. Nockels
J. Anim Sci. 1989 67: 1446-1454. [Abstract] [PDF]  

Effect of Ractopamine on Insulin Sensitivity and Response of Isolated Rat Adipocytes

D. B. Hausman, R. J. Martin, E. L. Veenhuizen, and D. B. Anderson
J. Anim Sci. 1989 67: 1455-1464. [Abstract] [PDF]  

Meat Science 

Fluid Distribution in Pork, Measured by X-Ray Diffraction, Interference Microscopy and Centrifugation Compared to Paleness Measured by Fiber Optics

H. J. Swatland, T. C. Irving, and B. M. Millman
J. Anim Sci. 1989 67: 1465-1470. [Abstract] [PDF]  

Nonruminant Nutrition 

Effects of Biotin and High Copper Levels on Performance and Immune Response of Weanling Pigs

E. T. Kornegay, P.H.G. van Heugten, M. D. Lindemann, and D. J. Blodgett
J. Anim Sci. 1989 67: 1471-1477. [Abstract] [PDF]  

Influence of Energy and Protein Intake during Lactation on Body Composition of Primiparous Sows

J. H. Brendemuhl, A. J. Lewis, and E. R. Peo, Jr.
J. Anim Sci. 1989 67: 1478-1488. [Abstract] [PDF]  

Pharmacology and Toxicology 

Fate and Residues of Trenbolone Acetate in Edible Tissues from Sheep and Calves Implanted with Tritium-Labeled Trenbolone Acetate

P. Evrard, G. Maghuin-Rogister, and A. G. Rico
J. Anim Sci. 1989 67: 1489-1496. [Abstract] [PDF]  

Physiology and Endocrinology 

Long-Term Liquid Storage of Porcine Spermatozoa Separated Using a Discontinuous Bovine Serum Albumin Gradient

M. J. Estienne, J. W. Knight, and W. E. Beal
J. Anim Sci. 1989 67: 1497-1502. [Abstract] [PDF]  

Pig Blastocyst Development In Vitro is Affected by Amino Acids

Charles F. Rosenkrans, Jr., Duane L. Davis, and George Milliken
J. Anim Sci. 1989 67: 1503-1508. [Abstract] [PDF]  

Relationships among Prolactin Binding, Prolactin Concentrations in Plasma and Metabolic Activity of the Porcine Mammary Gland

Karen I. Plaut, Ronald S. Kensinger, Lester C. Griel, Jr., and John F. Kavanaugh
J. Anim Sci. 1989 67: 1509-1519. [Abstract] [PDF]  

Nutritional Anestrus in Beef Cows: Body Weight Change, Body Condition, Luteinizing Hormone in Serum and Ovarian Activity

M. W. Richards, R. P. Wettemann, and H. M. Schoenemann
J. Anim Sci. 1989 67: 1520-1526. [Abstract] [PDF]  

Influence of the Ovary and Suckling on Luteinizing Hormone Response to Naloxone in Postpartum Beef Cows

L. A. Rund, L. S. Leshin, F. N. Thompson, G. B. Rampacek, and T. E. Kiser
J. Anim Sci. 1989 67: 1527-1531. [Abstract] [PDF]  

Specific Binding of Naloxone to Ovine Brain Tissue: Comparison of Brain Regions and Endocrine States

G. D. Weesner, W. E. Trout, and P. V. Malven
J. Anim Sci. 1989 67: 1532-1537. [Abstract] [PDF]  

Differential Growth Factor Content of Uterine Luminal Fluids from Large White and Prolific Meishan Pigs during the Estrous Cycle and Early Pregnancy

R.C.M. Simmen, F. A. Simmen, Y. Ko, and F. W. Bazer
J. Anim Sci. 1989 67: 1538-1545. [Abstract] [PDF]  

Relationship between Endogenous Estradiol-17ß and Estrous Behavior in Heifers

B. L. Coe and R. D. Allrich
J. Anim Sci. 1989 67: 1546-1551. [Abstract] [PDF]  

Effect of Termination of Pregnancy or Long-Term Progestogen Exposure on Subsequent Estrous Cycle Length and Concentration of Progesterone in Plasma of Heifers

J. P. Copelin, M. F. Smith, H. A. Garverick, and R. S. Youngquist
J. Anim Sci. 1989 67: 1552-1558. [Abstract] [PDF]  

Effect of Progesterone Supplementation on Pregnancy and Embryo Survival in Ewes

M. G. Diskin and G. D. Niswender
J. Anim Sci. 1989 67: 1559-1563. [Abstract] [PDF]  

Systemic Progesterone Concentration Following Human Chorionic Gonadotropin Administration at Various Times during the Estrous Cycle in Beef Heifers

K. F. Breuel, J. C. Spitzer, and D. M. Henricks
J. Anim Sci. 1989 67: 1564-1572. [Abstract] [PDF]  

Effect of Phenylephrine, Ergonovine, Oxytocin and Norepinephrine as an Extender Ingredient on Viability of Bovine Spermatozoa

G. R. Gallagher and P. L. Senger
J. Anim Sci. 1989 67: 1573-1576. [Abstract] [PDF]  

Ruminant Nutrition 

Control of Fermentation in High-Moisture Baled Alfalfa by Inoculation with Lactic Acid-Producing Bacteria: I. Large Round Bales

M. L. Nelson, T. J. Klopfenstein, and R. A. Britton
J. Anim Sci. 1989 67: 1577-1585. [Abstract] [PDF]  

Control of Fermentation in High-Moisture Baled Alfalfa by Inoculation with Lactic Acid-Producing Bacteria: II. Small Rectangular Bales

M. L. Nelson, D. M. Headley, and J. A. Loesche
J. Anim Sci. 1989 67: 1586-1592. [Abstract] [PDF]  

Factors Affecting the In Vitro Production of Volatile Fatty Acids by Mixed Bacterial Populations from the Bovine Rumen

J. P. Peters, J.A.Z. Leedle, and J. B. Paulissen
J. Anim Sci. 1989 67: 1593-1602. [Abstract] [PDF]  

Effects of Corn Grinding and Time of Corn Feeding on Growth, Starch Utilization and Digesta Passage Characteristics of Growing Steers Fed Hay-Based Diets

E. S. Leonard, K. R. Pond, R. W. Harvey, and R. G. Crickenberger
J. Anim Sci. 1989 67: 1603-1622. [Abstract] [PDF]  

Ruminal Metabolism in Nonlactating Cows Fed Whole Cottonseed or Extruded Soybeans

J. W. Keele, R. E. Roffler, and K. Z. Beyers
J. Anim Sci. 1989 67: 1612-1622. [Abstract] [PDF]  

Combinations of High-Moisture Harvested Sorghum Grain and Dry-Rolled Corn: Effects on Site and Extent of Digestion in Beef Heifers

M. N. Streeter, D. G. Wagner, F. N. Owens, and C. A. Hibberd
J. Anim Sci. 1989 67: 1623-1633. [Abstract] [PDF]  

Substitution of Milk Protein with Isolated Soy Protein in Calf Milk Replacers

G. R. Khorasani, L. Ozimek, W. C. Sauer, and J. J. Kennelly
J. Anim Sci. 1989 67: 1634-1641. [Abstract] [PDF]  

The Role of Glucose Infusion on the Metabolism of Nitrogen in Ruminants

J. Matras and R. L. Preston
J. Anim Sci. 1989 67: 1642-1647. [Abstract] [PDF]  

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