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Animal Science and Veterinary
USA
2023

D-Index & Metrics

Animal Science and Veterinary

D-Index
62
Citations
13768
World Ranking
288
National Ranking
100

Research.com Recognitions

  • 2023 - Research.com Animal Science and Veterinary in United States Leader Award
  • 2018 - American Dairy Science Association Fellowship Award
  • 2009 - DuPont Pioneer Forage Award, American Dairy Science Association

Overview

A.J. Heinrichs is affiliated with Pennsylvania State University in the United States and has a research focus spanning several domains within agricultural and biological sciences, medicine, and biochemistry, genetics, and molecular biology. Their work predominantly addresses topics related to ruminant nutrition and digestive physiology, genetic and phenotypic traits in livestock, animal health and immunology, gastrointestinal disorders and treatments, viral gastroenteritis research and epidemiology, reproductive physiology in livestock, and the effects of environmental stressors on livestock.

The scientist's frequent coauthors include L.K. Mitchell, A.J. Lopez, Coleen Jones, Jason E. Lombard, and N.J. Urie, reflecting collaborative efforts primarily within the dairy science community.

Research findings by A.J. Heinrichs have been published mainly in the Journal of Dairy Science, with eleven publications, as well as in JDS Communications, Livestock Science, and the Journal of Animal Science. These venues underscore a focus on dairy science and livestock research.

Recent notable papers authored or coauthored by Heinrichs include:

  • Limiting total mixed ration availability alters eating and rumination patterns of lactating dairy cows, 2021, JDS Communications
  • Consensus recommendations on calf- and herd-level passive immunity in dairy calves in the United States, 2020, Journal of Dairy Science
  • Invited review: The importance of colostrum in the newborn dairy calf, 2022, Journal of Dairy Science
  • Comparison of immunoglobulin G absorption in calves fed maternal colostrum, a commercial whey-based colostrum replacer, or supplemented maternal colostrum, 2020, Journal of Dairy Science
  • Relationship of body weight at first calving with milk yield and herd life, 2020, Journal of Dairy Science

The scientist has received recognition through awards, including the American Dairy Science Association Fellowship Award in 2018 as well as the DuPont Pioneer Forage Award from the American Dairy Science Association in 2009.

Best Publications

  • A Simple Method for the Analysis of Particle Sizes of Forage and Total Mixed Rations

    B.P. Lammers;D.R. Buckmaster;A.J. Heinrichs

  • Modification of the Penn State Forage and Total Mixed Ration Particle Separator and the Effects of Moisture Content on its Measurements

    P.J. Kononoff;A.J. Heinrichs;D.R. Buckmaster

  • A Survey of Bovine Colostrum Composition and Colostrum Management Practices on Pennsylvania Dairy Farms

    S.I. Kehoe;B.M. Jayarao;A.J. Heinrichs

  • Predicting Body Weight and Wither Height in Holstein Heifers Using Body Measurements

    A.J. Heinrichs;G.W. Rogers;J.B. Cooper

  • Effects of supplemental yeast (Saccharomyces cerevisiae) culture on rumen development, growth characteristics, and blood parameters in neonatal dairy calves.

    K.E. Lesmeister;A.J. Heinrichs;M.T. Gabler

  • Raising dairy replacements to meet the needs of the 21st century

    A.J. Heinrichs

  • The Effect of Corn Silage Particle Size on Eating Behavior, Chewing Activities, and Rumen Fermentation in Lactating Dairy Cows

    P.J. Kononoff;A.J. Heinrichs;H.A. Lehman

  • Effects of Mannan Oligosaccharide or Antibiotics in Neonatal Diets on Health and Growth of Dairy Calves

    A.J. Heinrichs;C.M. Jones;B.S. Heinrichs

  • Effects of Corn Processing on Growth Characteristics, Rumen Development, and Rumen Parameters in Neonatal Dairy Calves

    K.E. Lesmeister;A.J. Heinrichs

  • What affects the costs of raising replacement dairy heifers : A multiple-component analysis

    P.R. Tozer;A.J. Heinrichs

  • Prediction of manure and nutrient excretion from dairy cattle.

    T. D. Nennich;J. H. Harrison;L. M. VanWieringen;Deanne Meyer

  • A prospective study of calf factors affecting first-lactation and lifetime milk production and age of cows when removed from the herd1

    A.J. Heinrichs;B.S. Heinrichs

  • Consensus recommendations on calf- and herd-level passive immunity in dairy calves in the United States

    J. Lombard;N. Urie;F. Garry;S. Godden

  • Standards of weight and height for Holstein heifers.

    A.J. Heinrichs;G.L. Hargrove

  • Meta-Analysis to Assess Effect of Prepubertal Average Daily Gain of Holstein Heifers on First-Lactation Production*

    G.I. Zanton;A.J. Heinrichs

  • A meta-analysis of the effects of preweaned calf nutrition and growth on first-lactation performance

    S.L. Gelsinger;A.J. Heinrichs;C.M. Jones

  • Development and analysis of a rumen tissue sampling procedure.

    K.E. Lesmeister;P.R. Tozer;A.J. Heinrichs

  • The effect of reducing alfalfa haylage particle size on cows in early lactation.

    P.J. Kononoff;A.J. Heinrichs

  • Rumen development in the dairy calf.

    A. J. Heinrichs;K. E. Lesmeister;P. C. Garnsworthy

  • The effect of corn silage particle size and cottonseed hulls on cows in early lactation.

    P.J. Kononoff;A.J. Heinrichs

  • Development of a cost analysis spreadsheet for calculating the costs to raise a replacement dairy heifer.

    M.T. Gabler;P.R. Tozer;A.J. Heinrichs

Frequent Co-Authors

Gabriella A. Varga
Gabriella A. Varga Pennsylvania State University
T.M. Hill
T.M. Hill Provimi
Paul J. Kononoff
Paul J. Kononoff University of Nebraska–Lincoln
Chad Daniel Dechow
Chad Daniel Dechow Pennsylvania State University
J.M. Aldrich
J.M. Aldrich CSA Animal Nutrition
Andrea Formigoni
Andrea Formigoni University of Bologna
Hollis N. Erb
Hollis N. Erb Cornell University
Kenneth J. Stalder
Kenneth J. Stalder Iowa State University

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