Journal of dairy science

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  Año 1994, Vol. 77, Número 6

  • Use of an Enzyme-Treated, Whey-Based Medium to Reduce Culture Agglutination

    pág. 1479

    

  • Synergistic Interaction Between á-Lactoglobulin and Bovine Serum Albumin in Heat-Induced Gelation

    pág. 1487

    

  • Effect of Binding of Retinol and Palmitic Acid to Bovine á-lactoglobulin on Its Resistance to Thermal Denaturation

    pág. 1494

    

  • Effect of Polyphosphate and Sodium Chloride in the Growth of Listeria monocytogenes and Staphylococcus aureus in Ultra-High Temperature Milk

    pág. 1503

    

  • Quaternary Ammonium Compounds in Milk: Detection by Reverse-Phase High Performance Liquid Chromatography and their Effect on Starter Growth

    pág. 1509

    

  • Detection of Penicillin G in Milk Using a Conductimetric Method

    pág. 1515

    

  • Peripartum Liver Triglyceride and Plasma Metabolites in Dairy Cows

    pág. 1521

    

  • Two-Dimensional Electrophoresis Analysis of Proteins of Bovine Mammary Gland Secretions Collected During the Dry Period

    pág. 1529

    

  • Factors Influencing Variation of Test Day Milk Yield, Somatic Cell Count, Fat, and Protein in Dairy Sheep

    pág. 1537

    

  • Frequency and Precision of Body Condition Scoring in Dairy Cattle

    pág. 1543

    

  • The National Dairy Heifer Evaluation Project: A Profile of Heifer Management Practices in the United States

    pág. 1548

    

  • Effect of Isocaloric Infusion of Glueose in the Rumen or Propionate in the Duodenum

    pág. 1556

    

  • Influence of Corn and Sorghum Starch on the In Vitro Kinetics of Forage Fiber Digestion

    pág. 1563

    

  • Digestion in the Rumen and Total Tract of Forage-Based Diets with Starch or Dextrose Supplements Fed to Holstein Heifers

    pág. 1570

    

  • Impact of Nonfiber Carbohydrate on Intake, Digestion, and Milk Production by Dairy Cows

    pág. 1580

    

  • Effects of Extruded Soybeans and Forage Source on Fermentation by Rumen Microorganisms in Continuous Culture

    pág. 1589

    

  • Initial Rates of Degradation of Protein Fractions from Fresh, Wilted, and Ensiled Alfalfa

    pág. 1598

    

  • Lactational Responses to Ruminaly Undegradable Protein by Dairy Cows Fed Diets Based on Alfalfa Silage

    pág. 1604

    

  • Effects of Amount of Protein and Ruminally Protected Amino Acids in the Diet of Dairy Cows Fed Supplemental Fat

    pág. 1618

    

  • Blood and Hydrolyzed Feather Meals as Sources of Undegradable Protein in High Fat Diets for Cows in Early Lactation

    pág. 1630

    

  • Effect of Source and Amount of Supplemental Fat on Lactation and Digestion in Cows

    pág. 1644

    

  • Effect of Dietary Calcium Soaps on Milk Yield, Body Weight, Reproductive Hormones and Fertility in First Parity and Older Cows

    pág. 1652

    

  • Interactions of Sodium, Potassium, and Chloride on Lactation, Acid-Base Status, and Mineral Concentrations

    pág. 1661

    

  • Standards of Weight and Height for Ayshire, Brown Swiss, and Milking Shortborn Heifers

    pág. 1676

    

  • Relationship Between Production and Days Open at Different Levels of Herd Production

    pág. 1682

    

  • Adjustment for Heterogeneous Variance in Genetic Evaluations for Conformation of United States Holsteins

    pág. 1691

    

  • Genetic Repsonse and Inbreeding with Different Selection Methods and Mating Designs for Nucleus Breeding Programs of Dairy Cattle

    pág. 1702

    

  • Optimizing the Herd Calving Pattern with Linear Programming and Dynamic Probabilistic Simulation

    pág. 1719

    

  • Design and Economic Analysis for Continuous Countercurrent Processing of Milk Fat with Supercritical Carbon Dioxide

    pág. 1731

    

  • Basic Mechanisms of Japanese Dairy Policy and Milk Market Models: A Comparison with United States Dairy Policy

    pág. 1746