A. Heinrichs

发表

Short communication: effect of changing the ratio of forage to concentrate on ammonia emissions by dairy heifers.

E. F. Wheeler, G. Zanton, P. Topper, 2008, Journal of dairy science.

Limiting total mixed ration availability alters eating and rumination patterns of lactating dairy cows

M. Fustini, A. Formigoni, A. Heinrichs, 2021, JDS communications.

Effects of ad libitum or restricted access to total mixed ration with supplemental long hay on production, intake, and rumination.

A. Palmonari, M. Fustini, A. Formigoni, 2018, Journal of dairy science.

Technical note--a comparison of methods used to measure eating and ruminating activity in confined dairy cattle.

P J Kononoff, A J Heinrichs, P. Kononoff, 2002, Journal of dairy science.

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

C. Shivley, D. Haines, M. Branan, 2020, Journal of dairy science.

A prospective study of calf factors affecting age, body size, and body condition score at first calving of holstein dairy heifers.

O. Harel, A. Heinrichs, B. S. Heinrichs, 2005, Journal of dairy science.

Heritability of gross feed efficiency and associations with yield, intake, residual intake, body weight, and body condition score in 11 commercial Pennsylvania tie stalls.

G. Varga, A. Heinrichs, C. Dechow, 2011, Journal of dairy science.

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

A. Heinrichs, 1993, Journal of dairy science.

What affects the costs of raising replacement dairy heifers: a multiple-component analysis.

P. Tozer, A. Heinrichs, P. R. Tozer, 2001, Journal of dairy science.

A 100-Year Review: A century of dairy heifer research.

G. Zanton, G. Lascano, A. Heinrichs, 2017, Journal of dairy science.

REVIEW: New information on the protein requirements and diet formulation for dairy calves and heifers since the Dairy NRC 20011

J. Quigley, T. M. Hill, A. Heinrichs, 2013 .

The National Dairy Heifer Evaluation Project: a profile of heifer management practices in the United States.

H. S. Hurd, S. Wells, A. Heinrichs, 1994, Journal of dairy science.

An analysis of age and body weight at first calving for Holsteins in the United States.

A. Heinrichs, W. C. Losinger, 1997, Preventive veterinary medicine.

Dairy operation management practices and herd milk production.

A. Heinrichs, W. C. Losinger, 1996, Journal of dairy science.

Effect of postweaning age on rate of in situ protein disappearance in calves weaned at 5 weeks of age.

G. Varga, A. Heinrichs, M. Vázquez-Añón, 1993, Journal of dairy science.

A simple method for the analysis of particle sizes of forage and total mixed rations.

D. Buckmaster, A. Heinrichs, B. Lammers, 1996, Journal of dairy science.

The Effects of Nitrogen and Forage Source on Feed Efficiency and Structural Growth of Prepubertal Holstein Heifers

P. Kononoff, A. Heinrichs, M. T. Gabler, 2006 .

Changes in first lactation dairy herd improvement records

A. Heinrichs, M. Vázquez-Añón, 1993 .

Standards of weight and height for Holstein heifers.

A. Heinrichs, G. L. Hargrove, 1987, Journal of dairy science.

The effects of disease, management, and nutrition on average daily gain of dairy heifers from birth to four months.

H. Erb, A. Heinrichs, N. Place, 1998, Journal of dairy science.

Digestion and nitrogen utilization in dairy heifers limit-fed a low or high forage ration at four levels of nitrogen intake.

G. Zanton, A. Heinrichs, 2009, Journal of dairy science.

Efficiency and rumen responses in younger and older Holstein heifers limit-fed diets of differing energy density.

G. Zanton, A. Heinrichs, 2016, Journal of dairy science.

Chewing activities and particle size of rumen digesta and feces of precision-fed dairy heifers fed different forage levels with increasing levels of distillers grains.

F. Suárez-Mena, G. Lascano, A. Heinrichs, 2013, Journal of dairy science.

Effect of forage particle length on rumen fermentation, sorting and chewing activity of late-lactation and non-lactating dairy cows.

G. Zanton, F. Suárez-Mena, A. Heinrichs, 2013, Animal : an international journal of animal bioscience.

Effects of a prebiotic supplement on health of neonatal dairy calves

A. Heinrichs, S. J. Terrill, C. Jones, 2009 .

Rumen digestion and nutritional efficiency of dairy heifers limit-fed a high forage ration to four levels of dry matter intake.

G. Zanton, A. Heinrichs, 2008, Journal of dairy science.

Effects of weaning age and milk feeding frequency on dairy calf growth, health and rumen parameters

A. Heinrichs, C. Dechow, S. Kehoe, 2007 .

Effects of adding extra molasses to a texturized calf starter on rumen development, growth characteristics, and blood parameters in neonatal dairy calves.

A. Heinrichs, K. Lesmeister, 2005, Journal of dairy science.

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

A. Heinrichs, M. T. Gabler, K. Lesmeister, 2004, Journal of dairy science.

Feed bunk length requirements for Holstein dairy heifers.

R. Graves, A. Heinrichs, J. Longenbach, 1999, Journal of dairy science.

The effect of whey protein concentrate or dried skim milk in milk replacer on calf performance and blood metabolites.

A. Aydın, A. Heinrichs, B. Lammers, 1998, Journal of dairy science.

Effects of forage-to-concentrate ratio and dietary fiber manipulation on gas emissions and olfactometry from manure of Holstein heifers.

P. Topper, R. Brandt, G. Lascano, 2015, Journal of dairy science.

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

A. Heinrichs, C. Jones, S. Gelsinger, 2016, Journal of dairy science.

Fecal particle dry matter and fiber distribution of heifers fed ad libitum and restricted with low and high forage quality.

A. Heinrichs, B. S. Heinrichs, K. Kljak, 2019, Journal of dairy science.

Effect of feed sorting on chewing behavior, production, and rumen fermentation in lactating dairy cows.

M. Fustini, G. Zanton, A. Heinrichs, 2010, Journal of dairy science.

Technical note: Evaluation of procedures for analyzing ration sorting and rumen digesta particle size in dairy cows.

A. Heinrichs, D. D. Maulfair, 2010, Journal of dairy science.

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

P. Kononoff, A. Heinrichs, 2003, Journal of dairy science.

Comparison of immune responses in calves fed heat-treated or unheated colostrum.

A. Heinrichs, S. Gelsinger, 2017, Journal of dairy science.

Concentrate levels and Saccharomyces cerevisiae affect rumen fluid-associated bacteria numbers in dairy heifers

G. Zanton, G. Lascano, A. Heinrichs, 2009 .

Variability in Holstein heifer heart-girth measurements and comparison of prediction equations for live weight.

H. Erb, A. Heinrichs, G. Rogers, 2007, Preventive veterinary medicine.

Effects of varying dietary undegradable protein on dry matter intake, growth, and carcass composition of Holstein calves.

L. D. Muller, G. Varga, A. Heinrichs, 1991, Journal of dairy science.

Replacement nutrition management.

A. Heinrichs, 1991, The Veterinary clinics of North America. Food animal practice.

Invited review: The importance of colostrum in the newborn dairy calf.

A. Heinrichs, A. Lopez, 2022, Journal of dairy science.

Effects of a dietary organic mineral program including mannan oligosaccharides for pregnant cattle and their calves on calf health and performance

A. Gehman, A. Heinrichs, C. Jones, 2016 .

Review: Heat Treating Bovine Colostrum

A. Heinrichs, J. Elizondo-Salazar, 2008 .

R eview : Heat Treating Bovine Colostrum 1

A. Heinrichs, J. Elizondo-Salazar, 2008 .

Effects of nucleotide supplementation in milk replacer on small intestinal absorptive capacity in dairy calves.

D. Greger, A. Heinrichs, C. Baumrucker, 2008, Journal of dairy science.

Meta-analysis to assess effect of prepubertal average daily gain of Holstein heifers on first-lactation production.

G. Zanton, A. Heinrichs, 2005, Journal of dairy science.

Survey of calf and heifer housing on Pennsylvania dairy farms.

N. Kiernan, R. Graves, A. Heinrichs, 1987, Journal of dairy science.

Measuring feed intake patterns and meal size of lactating dairy cows.

A. Heinrichs, H. R. Conrad, 1987, Journal of dairy science.

Feeding various forages and live yeast culture on weaned dairy calf intake, growth, nutrient digestibility, and ruminal fermentation.

A. Heinrichs, L. K. Mitchell, 2020, Journal of dairy science.

Effect of converting weaned dairy calves from a component-fed diet to a total mixed ration on growth and nutrient digestibility.

A. Heinrichs, C. Jones, L. K. Mitchell, 2020, Journal of dairy science.

Short communication: Glucose kinetics in dairy heifers limit-fed a low- or high-forage ration at 4 levels of nitrogen intake.

G. Zanton, A. Heinrichs, 2017, Journal of dairy science.

Precision-feeding dairy heifers a high rumen-undegradable protein diet with different proportions of dietary fiber and forage-to-concentrate ratios.

G. Lascano, A. Heinrichs, L. E. Koch, 2017, Journal of animal science.

Effect of trace minerals and starch on digestibility and rumen fermentation in diets for dairy heifers.

A. Heinrichs, F. Pino, 2016, Journal of dairy science.

Effect of precision feeding high- and low-quality forage with different rumen protein degradability levels on nutrient utilization by dairy heifers.

G. Lascano, A. Heinrichs, L. Ding, 2015, Journal of animal science.

Comparison of on-farm forage-dry-matter methods to forced-air oven for determining forage dry matter1

A. Heinrichs, F. Pino, 2014 .

Substitution of starch by soluble fiber and Saccharomyces cerevisiae dose response on nutrient digestion and blood metabolites for precision-fed dairy heifers.

J. Tricarico, G. Lascano, A. Heinrichs, 2012, Journal of dairy science.

Review: Limit-Feeding with Altered Forage-to-Concentrate Levels in Dairy Heifer Diets1

G. Zanton, A. Heinrichs, 2009 .

CASE STUDY: Effects of Amylase on Rumen Development in Neonatal Dairy Calves1

A. Gehman, J. Tricarico, A. Heinrichs, 2007 .

The effect of corn silage particle size on eating behavior, chewing activities, and rumen fermentation in lactating dairy cows.

P. Kononoff, A. Heinrichs, H. A. Lehman, 2003, Journal of dairy science.

CHARACTERIZING EFFECTIVE FIBER WITH PARTICLE SIZE AND FIBER CONCENTRATION INTERACTIONS

D. Buckmaster, A. Heinrichs, R. Ward, 1999 .

Processing, mixing, and particle size reduction of forages for dairy cattle.

D. Buckmaster, A. Heinrichs, B. Lammers, 1999, Journal of animal science.

Effect of corn silage particle size and supplemental hay on rumen pH and feed preference by dairy cows fed high-starch diets.

A. Heinrichs, A. Kmicikewycz, 2015, Journal of dairy science.

Saccharomyces cerevisiae live culture affects rapidly fermentable carbohydrates fermentation profile in precision-fed dairy heifers

J. Tricarico, G. Lascano, A. Heinrichs, 2015, Canadian Journal of Animal Science.

Feeding lactating dairy cattle long hay separate from the total mixed ration can maintain dry matter intake during incidents of low rumen pH.

A. Heinrichs, A. Kmicikewycz, 2014, Journal of dairy science.

Subacute ruminal acidosis and total mixed ration preference in lactating dairy cows.

A. Heinrichs, D. D. Maulfair, K. McIntyre, 2013, Journal of dairy science.

Effects of varying forage particle size and fermentable carbohydrates on feed sorting, ruminal fermentation, and milk and component yields of dairy cows.

A. Heinrichs, D. D. Maulfair, 2013, Journal of dairy science.

Eating behavior, ruminal fermentation, and milk production in lactating dairy cows fed rations that varied in dry alfalfa hay and alfalfa silage content

A. Heinrichs, D. D. Maulfair, 2013 .

Effect of varying total mixed ration particle size on rumen digesta and fecal particle size and digestibility in lactating dairy cows.

M. Fustini, A. Heinrichs, D. D. Maulfair, 2011, Journal of dairy science.

Rumen fermentation pattern of dairy heifers fed restricted amounts of low, medium, and high concentrate diets without and with yeast culture☆

G. Lascano, A. Heinrichs, 2009 .

Manipulation of soluble and rumen-undegradable protein in diets fed to postpubertal dairy heifers.

G. Zanton, A. Heinrichs, M. T. Gabler, 2007, Journal of dairy science.

Feeding heat-treated colostrum to neonatal dairy heifers: effects on growth characteristics and blood parameters.

A. Heinrichs, J. Elizondo-Salazar, 2009, Journal of dairy science.

A survey of bovine colostrum composition and colostrum management practices on Pennsylvania dairy farms.

B. Jayarao, A. Heinrichs, S. Kehoe, 2007, Journal of dairy science.

Predicting body weight and wither height in Holstein heifers using body measurements.

J B Cooper, A J Heinrichs, A. Heinrichs, 1992, Journal of dairy science.

Reducing Failure of Passive Immunoglobulin Transfer in Dairy Calves

A. Heinrichs, J. Elizondo-Salazar, 2009 .

Effects of once- versus twice-a-day feeding of pasteurized milk supplemented with yeast-derived feed additives on growth and health in female dairy calves.

A. Gehman, A. Heinrichs, C. Jones, 2019, Journal of dairy science.

Effects of corn processing on growth characteristics, rumen development, and rumen parameters in neonatal dairy calves.

A. Heinrichs, K. Lesmeister, 2004, Journal of dairy science.

Control of heifer mastitis by nutrition.

A. Heinrichs, C. Jones, S. Costello, 2009, Veterinary microbiology.

Analysis of nitrogen utilization and excretion in growing dairy cattle.

A J Heinrichs, G. Zanton, A. Heinrichs, 2008, Journal of dairy science.

A 100-Year Review: Calf nutrition and management.

J. Drackley, A. Kertz, J. Quigley, 2017, Journal of dairy science.

Economic returns to Holstein and Jersey herds under multiple component pricing.

A. Heinrichs, C. Jones, K. Bailey, 2005, Journal of dairy science.

Development and analysis of a rumen tissue sampling procedure.

P. Tozer, A. Heinrichs, K. Lesmeister, 2004, Journal of dairy science.

Effects of feeding different levels of dietary fiber through the addition of corn stover on nutrient utilization of dairy heifers precision-fed high and low concentrate diets.

G. Lascano, A. Heinrichs, 2011, Journal of dairy science.

Dietary protein to metabolizable energy ratios on feed efficiency and structural growth of prepubertal Holstein heifers.

A. Heinrichs, M. T. Gabler, 2003, Journal of dairy science.

Review: Effect of forage provision on feed intake in dairy calves

F. Suárez-Mena, T. M. Hill, A. Heinrichs, 2016 .

Feed Intake Patterns of Cows Fed High Fat Grain Mixtures

D. Palmquist, A. Heinrichs, H. R. Conrad, 1982 .

Straw particle size in calf starters: Effects on digestive system development and rumen fermentation1

J. Quigley, F. Suárez-Mena, T. M. Hill, 2015, Journal of Dairy Science.

Digestive development in neonatal dairy calves with either whole or ground oats in the calf starter.

J. Quigley, F. Suárez-Mena, T. M. Hill, 2015, Journal of dairy science.

Rumen Development in the Dairy Calf

P. Garnsworthy, A. Heinrichs, K. Lesmeister, 2005 .

Altering soluble and potentially rumen degradable protein for prepubertal Holstein heifers.

A. Heinrichs, M. T. Gabler, 2003, Journal of dairy science.

Fermentation Characteristics and Feeding Value of Ammonia-Treated Corn Silage

A. Heinrichs, H. R. Conrad, 1984 .

REVIEW: Methods to measure forage and diet particle size in the dairy cow1

A. Heinrichs, D. D. Maulfair, 2012 .

Modification of the Penn State forage and total mixed ration particle separator and the effects of moisture content on its measurements.

P. Kononoff, D. Buckmaster, A. Heinrichs, 2003, Journal of dairy science.

Analysis of selected rumen microbial populations in dairy heifers limit fed diets varying in trace mineral form and starch content

A. Heinrichs, K. Harvatine, K. Kljak, 2017 .

Influence of decoquinate fed to neonatal dairy calves on early and conventional weaning systems.

A. Heinrichs, L. A. Swartz, T. R. Drake, 1990, Journal of dairy science.

Prediction of manure and nutrient excretion from dairy cattle.

N R St-Pierre, A J Heinrichs, W P Weiss, 2005, Journal of dairy science.

Effect of limit feeding high- and low-concentrate diets with Saccharomyces cerevisiae on digestibility and on dairy heifer growth and first-lactation performance.

G. Zanton, F. Suárez-Mena, G. Lascano, 2009, Journal of dairy science.

Effect of forage level and replacing canola meal with dry distillers grains with solubles in precision-fed heifer diets: Digestibility and rumen fermentation.

F. Suárez-Mena, G. Lascano, A. Heinrichs, 2015, Journal of dairy science.

Effects of corn silage particle size, supplemental hay, and forage-to-concentrate ratio on rumen pH, feed preference, and milk fat profile of dairy cattle.

A. Heinrichs, K. Harvatine, A. Kmicikewycz, 2015, Journal of dairy science.

Altering Protein and Sugar in Postpubertal Dairy Heifer Diets1

A. Heinrichs, S. Emanuele, C. Jones, 2008 .

Fecal and saliva IgA secretion when feeding a concentrated mannan oligosaccharide to neonatal dairy calves

A. Heinrichs, B. S. Heinrichs, C. Jones, 2013 .

Effects of mannan oligosaccharide or antibiotics in neonatal diets on health and growth of dairy calves.

A. Heinrichs, B. S. Heinrichs, C. Jones, 2003, Journal of dairy science.

A study of the use of milk replacers for dairy calves in the United States.

S. Wells, A. Heinrichs, W. C. Losinger, 1995, Journal of dairy science.

Heat treatment of colostrum increases immunoglobulin G absorption efficiency in high-, medium-, and low-quality colostrum.

A. Heinrichs, C. Jones, S. M. Gray, 2014, Journal of dairy science.

Effect of heat treatment of bovine colostrum on bacterial counts, viscosity, and Immunoglobulin G concentration.

B. Jayarao, A. Heinrichs, J. Elizondo-Salazar, 2010, Journal of dairy science.

Comparison of immunoglobulin G concentrations in primiparous and multiparous bovine colostrum1

M. L. Moody, A. Heinrichs, C. Jones, 2011 .

Starch-protein interaction in the rumen of weaned dairy calves.

T. Dennis, F. Suárez-Mena, T. M. Hill, 2021, Journal of dairy science.

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

P. Kononoff, A. Heinrichs, 2003, Journal of dairy science.

Chewing and ruminating with various forage qualities in nonlactating dairy cows

A. Palmonari, M. Fustini, A. Formigoni, 2010 .

Exploration of the bovine colostrum proteome and effects of heat treatment time on colostrum protein profile

A. Heinrichs, Y. Lam, D. Ebenstein, 2017, Journal of dairy science.

Long-term effect of organic trace minerals on growth, reproductive performance, and first lactation in dairy heifers

A. Gehman, A. Heinrichs, N. Urrutia, 2018 .

The effects of accelerated growth rates and estrogen implants in prepubertal Holstein heifers on estimates of mammary development and subsequent reproduction and milk production.

A. Heinrichs, R. Kensinger, B. Lammers, 1999, Journal of dairy science.

Standards of weight and height for Ayrshire, brown Swiss, and milking shorthorn heifers.

A. Heinrichs, G. L. Hargrove, 1994, Journal of dairy science.

The effects of accelerated growth rates and estrogen implants in prepubertal Holstein heifers on growth, feed efficiency, and blood parameters.

A. Heinrichs, R. Kensinger, B. Lammers, 1999, Journal of dairy science.

Sorghum forage in precision-fed dairy heifer diets.

A. Heinrichs, F. Pino, 2017, Journal of dairy science.

Survey of Calf and Heifer Management Practices in Pennsylvania Dairy Herds

N. Kiernan, R. Graves, A. Heinrichs, 1987 .

Losses and Quality Changes During Harvest and Storage of Preservative-treated Alfalfa Hay of Varying Moisture Content

D. Buckmaster, A. Heinrichs, 1993 .

Ad Libitum or Twice Daily Feeding of Acidified Milk Replacer to Calves Housed Individually in Warm and Cold Environments

L. D. Muller, A. Heinrichs, A. Richard, 1988 .

Feeding Acidified Milk Replacer Ad Libitum to Calves Housed in Group Versus Individual Pens

L. D. Muller, A. Heinrichs, A. Richard, 1988 .

A survey of bacteriological quality and the occurrence of Salmonella in raw bovine colostrum.

S. C. Donaldson, B. Jayarao, A. Heinrichs, 2008, Foodborne pathogens and disease.

The effects of a prebiotic supplement (Prebio Support) on fecal and salivary IgA in neonatal dairy calves

A. Heinrichs, C. Jones, V. C. Quezada-Mendoza, 2011, Livestock Science.

Nutrient utilization of differing forage-to-concentrate ratios by growing Holstein heifers.

G. Zanton, M. L. Moody, A. Heinrichs, 2007, Journal of dairy science.

Case Study: Farm characteristics and total mixed ration particle size issues on Parmigiano Reggiano farms in northern Italy

A. Palmonari, M. Fustini, A. Formigoni, 2016 .

The response of altering the ratio of dietary protein to energy on growth, feed efficiency, and mammary development in rapidly growing prepubertal heifers.

A. Heinrichs, B. Lammers, 2000, Journal of dairy science.

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

A. Heinrichs, B. S. Heinrichs, 2011, Journal of dairy science.

Evaluation of Sodium Diacetate‐Treated Alfalfa Silage for Lactating Dairy Cows

W. Weiss, A. Heinrichs, H. R. Conrad, 1990 .

Evaluation of decoquinate or lasalocid against coccidiosis from natural exposure in neonatal dairy calves.

A. Heinrichs, G. J. Bush, 1991, Journal of dairy science.

Postweaning age effects on rumen fermentation end-products and digesta kinetics in calves weaned at 5 weeks of age.

G. Varga, A. Heinrichs, M. Vázquez-Añón, 1993, Journal of Dairy Science.

Effect of colostrum heat treatment and bacterial population on immunoglobulin G absorption and health of neonatal calves.

A. Heinrichs, C. Jones, S. Gelsinger, 2015, Journal of dairy science.

Effects of increasing dietary protein on nutrient utilization in heifers.

A. Heinrichs, M. T. Gabler, 2003, Journal of dairy science.

Short communication: Verifying Holstein heifer heart girth to body weight prediction equations.

K. Kalscheur, F. Cardoso, B. Heins, 2017, Journal of dairy science.

Association of calf growth traits with production characteristics in dairy cattle.

K. Stalder, J. A. Calderón Díaz, J. A. C. Díaz, 2016, Journal of dairy science.

Symposium review: Colostrum management and calf nutrition for profitable and sustainable dairy farms.

A. Heinrichs, H. Chester-Jones, C. Jones, 2019, Journal of dairy science.

Short communication: Variation in serum immunoglobulin G concentrations from birth to 112 days of age in Holstein calves fed a commercial colostrum replacer or maternal colostrum.

A. Geiger, A. Heinrichs, C. Jones, 2020, Journal of dairy science.

Comparison of immunoglobulin G absorption in calves fed maternal colostrum, a commercial whey-based colostrum replacer, or supplemented maternal colostrum.

A. Geiger, A. Heinrichs, C. Jones, 2020, Journal of dairy science.

Effect of different heating times of high-, medium-, and low-quality colostrum on immunoglobulin G absorption in dairy calves.

A. Heinrichs, C. Jones, S. Gelsinger, 2019, Journal of dairy science.

Technical note: Comparison of radial immunodiffusion and ELISA for quantification of bovine immunoglobulin G in colostrum and plasma.

A. Smith, A. Heinrichs, C. Jones, 2015, Journal of dairy science.

Feeding heat-treated colostrum or unheated colostrum with two different bacterial concentrations to neonatal dairy calves.

A. Heinrichs, J. Elizondo-Salazar, 2009, Journal of dairy science.

Effects of including corn distillers dried grains with solubles in dairy calf feeds.

F. Suárez-Mena, T. M. Hill, A. Heinrichs, 2011, Journal of dairy science.

A Short Review: The Immune System of the Dairy Calf and the Importance of Colostrum IgG

A. Heinrichs, S. Gelsinger, 2017 .

Growth of Holstein dairy heifers in the United States.

A. Heinrichs, W. C. Losinger, 1998, Journal of animal science.

Feeding colostrum with an esophageal feeder does not reduce immunoglobulin G absorption in neonatal dairy heifer calves

A. Heinrichs, C. Jones, J. Elizondo-Salazar, 2011 .

Short communication: analysis of milk yield and composition for dairy heifers limit-fed lower forage diets during the rearing period.

G. Zanton, A. Heinrichs, 2010, Journal of dairy science.

The effects of controlled feeding of a high-forage or high-concentrate ration on heifer growth and first-lactation milk production.

G. Zanton, A. Heinrichs, 2007, Journal of dairy science.

Evaluation of calf milk pasteurization systems on 6 Pennsylvania dairy farms.

A. Heinrichs, C. Jones, J. Elizondo-Salazar, 2010, Journal of dairy science.

Heat Treating Bovine Colostrum1

A. Heinrichs, J. Elizondo-Salazar, 2008 .

Short communication: Relationships between physical form of oats in starter, rumen pH, and volatile fatty acids on hepatic expression of genes involved in metabolism and inflammation in dairy calves.

I. Salfer, F. Suárez-Mena, A. Heinrichs, 2019, Journal of dairy science.

Short communication: Nutrient utilization of fresh sugarcane-based diets with slow-release nonprotein nitrogen addition for control-fed dairy heifers.

J. Tricarico, G. Lascano, A. Heinrichs, 2012, Journal of dairy science.

A review of the importance and physiological role of curd formation in the abomasum of young calves

A. Heinrichs, J. Longenbach, 1998 .

Supplemental niacin for lactating cows during summer feeding.

L. D. Muller, A. Heinrichs, J. Cooper, 1986, Journal of dairy science.

Effect of monensin on growth, reproductive performance, and estimated body composition in Holstein heifers.

G. Varga, A. Heinrichs, C. Yang, 1992, Journal of dairy science.

Management practices associated with high mortality among preweaned dairy heifers

A. Heinrichs, W. C. Losinger, 1997, Journal of Dairy Research.

Test-retest repeatability of the National Animal Health monitoring system dairy heifer health report in New York and Pennsylvania, USA

H. Erb, W. Sischo, A. Heinrichs, 1996 .

Technical note: A noninvasive urine collection device for female cattle: modification of the urine cup collection method.

G. Zanton, W. Weiss, G. Lascano, 2010, Journal of dairy science.

Relationship of body weight at first calving with milk yield and herd life.

L. Han, A. Heinrichs, C. Dechow, 2020, Journal of dairy science.

Identifying efficient dairy heifer producers using production costs and data envelopment analysis.

A J Heinrichs, A. Heinrichs, C M Jones, 2013, Journal of Dairy Science.

Evaluation of modeling procedure for fitting in situ feed degradation profiles.

G. Zanton, A. Heinrichs, 2009, Journal of animal science.

Genetic parameters of feed intake, production, body weight, body condition score, and selected type traits of Holstein cows in commercial tie-stall barns.

A J Heinrichs, G. Varga, A. Heinrichs, 2010, Journal of dairy science.

Short communication: Feed utilization and its associations with fertility and productive life in 11 commercial Pennsylvania tie-stall herds.

G. Varga, A. Heinrichs, C. Dechow, 2013, Journal of dairy science.

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, 2000, Journal of dairy science.

Impact of age at first calving on performance and economics in commercial dairy herds in Argentina

A. Heinrichs, C. Vissio, A. Larriestra, 2020 .

Gastrointestinal development in dairy calves.

A. Heinrichs, K. Jacques, T. Lyons, 2004 .

Symposium review: Strategies to improve the efficiency and profitability of heifer raising.

K. Kalscheur, M. Akins, G. Lascano, 2020, Journal of dairy science.

Odor Evaluation and Gas Emission from Manure of Dairy Heifers Fed High/Low - Forage Quality and High/Low-Concentrate Diets

E. F. Wheeler, P. Topper, R. Brandt, 2008 .

DEVELOPMENT OF STANDARD METHODS TO ESTIMATE MANURE PRODUCTION AND NUTRIENT CHARACTERISTICS FROM DAIRY CATTLE

Richard K. Koelsch, William P. Weiss, A. J. Heinrichs, 2003 .

Nutrition and management of replacement cattle

A. Heinrichs, 1996 .

Replacing soybean hulls with grass hay on growth, intake, total tract digestibility and rumen microbial nitrogen production of weaned Holstein dairy calves from 8 to 16 weeks of age.

T. Dennis, A. Heinrichs, G. A. Chishti, 2020, Journal of dairy science.

Standards of Weight and Height for Guernsey and Jersey Heifers

A. Heinrichs, G. L. Hargrove, 1991 .

Effect of forage to concentrate ratio with sorghum silage as a source of forage on rumen fermentation, N balance, and purine derivative excretion in limit-fed dairy heifers.

A. Heinrichs, K. Kljak, F. Pino, 2017, Journal of dairy science.

Identification of farm manager types through cluster analysis of calf and heifer management practices

N. Kiernan, A. Heinrichs, 1994 .

C omparison of immunoglobulin G concentrations in primiparous and multiparous bovine

M. L. Moody, A. Heinrichs, C. Jones, 2011 .

Keys to Developing an Effective Dairy Satellite Extension Program

N. Kiernan, V. Ishler, A. Heinrichs, 1996 .

Increasing grass hay inclusion level on weaned dairy calf growth, intake, digestibility, and ruminal fermentation.

A. Heinrichs, L. K. Mitchell, 2020, Journal of dairy science.