Page Banner

United States Department of Agriculture

Agricultural Research Service

Related Topics

Jana L Hutchison (Edwards)
Animal Genomics and Improvement Laboratory
Animal Scientist

Phone: (301) 504-9271
Fax: (301) 504-8092

Room 323
10300 BALTIMORE AVENUE
BLDG 005 BARC-WEST
BELTSVILLE , MD 20705


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Sexed-semen usage for Holstein AI in the United States -
Hutchison, J.L., Bickhart, D.M. 2016. Sexed-semen usage for Holstein AI in the United States. Journal of Dairy Science. 99(E-Suppl. 1)/Journal of Animal Science. 94(E-Suppl. 5):176(abstr. 0372).
Exploring the feasibility of using copy number variants as genetic markers through large-scale whole genome sequencing experiments -
Bickhart, D.M., Xu, L., Hutchison, J.L., Cole, J.B., Null, D.J., Schroeder, S.G., Song, J., Garcia, J.F., Sonstegardq, T.S., Van Tassell, C.P., Schnabel, R.D., Taylor, J.F., Lewin, H.A., Liu, G. 2016. Exploring the feasibility of using copy number variants as genetic markers through large-scale whole genome sequencing experiments. Journal of Dairy Science. 99(E-Suppl. 1)/Journal of Animal Science. 94(E-Suppl. 5):142(abstr. 0306).
Whole-genome sequencing reveals the diversity of cattle copy number variations and multicopy genes -
Bickhart, D.M., Xu, L., Hutchison, J.L., Cole, J.B., Schroeder, S.G., Song, J., Garcia, J., Van Tassell, C.P., Sonstegard, T.S., Schnabel, R.D., Taylor, J.F., Lewin, H.A., Liu, G. 2016. Whole-genome sequencing reveals the diversity of cattle copy number variations and multicopy genes. DNA Research. 23(3):253-62.
Reducing animal sequencing redundancy by preferentially selecting animals with low-frequency haplotypes -
Bickhart, D.M., Hutchison, J.L., Null, D.J., Van Raden, P.M., Cole, J.B. 2016. Reducing animal sequencing redundancy by preferentially selecting animals with low-frequency haplotypes. Journal of Dairy Science. 99(7):5526-5534.
Animal selection for whole genome sequencing by quantifying the unique contribution of homozygous haplotypes sequenced -
Bickhart, D.M., Cole, J.B., Hutchison, J.L. 2015. Animal selection for whole genome sequencing by quantifying the unique contribution of homozygous haplotypes sequenced. Journal of Dairy Science. 98(Suppl. 2)/Journal of Animal Science 93(Suppl. 3):649(abstr. W86).
Identification of copy number variable gene families in Holstein and Jersey cattle -
Bickhart, D.M., Xu, L., Hutchison, J.L., Liu, G., Lewin, H.A. 2015. Identification of copy number variable gene families in Holstein and Jersey cattle. Journal of Dairy Science. 98(Suppl. 2)/Journal of Animal Science 93(Suppl. 3):648(abstr. W84).
RAPTR-SV: a hybrid method for the detection of structural variants Reprint Icon -
Bickhart, D.M., Hutchison, J.L., Xu, L., Schnabel, R.D., Taylor, J.F., Reecy, J.M., Schroeder, S.G., Van Tassell, C.P., Sonstegard, T.S., Liu, G. 2015. RAPTR-SV: a hybrid method for the detection of structural variants. Bioinformatics. 31(13):2084-2090.
Comparison of single-trait to multi-trait national evaluations for yield, health, and fertility -
Van Raden, P.M., Tooker, M.E., Wright, J.R., Sun, C., Hutchison, J.L. 2014. Comparison of single-trait to multi-trait national evaluations for yield, health, and fertility. Journal of Dairy Science. 97(12):7952-7962.
The hunt for a functional mutation affecting conformation and calving traits on chromosome 18 in Holstein cattle -
Cole, J.B., Hutchison, J.L., Null, D.J., Van Raden, P.M., Liu, G., Schroeder, S.G., Smith, T.P., Sonstegard, T.S., Van Tassell, C.P., Bickhart, D.M. 2014. The hunt for a functional mutation affecting conformation and calving traits on chromosome 18 in Holstein cattle. World Congress of Genetics Applied in Livestock Production. Vancouver, Canada, Aug. 17–22. 3 pp.
Using the whole read: structural variant detection using NGS data -
Bickhart, D.M., Cole, J.B., Hutchison, J.L., Xu, L., Liu, G. 2014. Using the whole read: structural variant detection using NGS data. World Congress of Genetics Applied in Livestock Production. Vancouver, Canada, Aug. 17–22. 5 pp.
Population sequencing reveals breed and sub-species specific CNVs in cattle -
Bickhart, D.M., Xu, L., Hutchison, J.L., Sonstegard, T.S., Van Tassell, C.P., Schroeder, S.G., Fernando Garcia, J., Taylor, J.F., Schnabel, R.D., Lewin, H.A., Liu, G. 2014. Population sequencing reveals breed and sub-species specific CNVs in cattle. CONFERENCE ON THE BIOLOGY OF GENOMES. Conference on the Biology of Genomes, Cold Spring Harbor Laboratory, Cold Spring Harbor, NY. p199.
Multi-trait, multi-breed conception rate evaluations -
Van Raden, P.M., Wright, J.R., Sun, C., Hutchison, J.L., Tooker, M.E. 2014. Multi-trait, multi-breed conception rate evaluations. Journal of Dairy Science. 97(E-Suppl. 1):472 (abstr. 0946/T044).
Calculation and delivery of US genomic evaluations for dairy cattle -
Wiggans, G.R., Cooper, T.A., Van Raden, P.M., Null, D.J., Hutchison, J.L., Meland, O.M., Tooker, M.E., Norman, H.D. 2014. Calculation and delivery of US genomic evaluations for dairy cattle. Journal of Dairy Science. 97(E-Suppl. 1):77–78 (abstr. 0152).
Genomic evaluation, breed identification, and discovery of a haplotype affecting fertility for Ayrshire dairy cattle Reprint Icon -
Cooper, T.A., Wiggans, G.R., Null, D.J., Hutchison, J.L., Cole, J.B. 2014. Genomic evaluation, breed identification, and discovery of a haplotype affecting fertility for Ayrshire dairy cattle. Journal of Dairy Science. 97(6):3878-3882.
Candidate causative mutation on BTA18 associated with calving and conformation traits in Holstein bulls -
Cole, J.B., Hutchison, J.L., Null, D.J., Van Raden, P.M., Liu, G., Schroeder, S.G., Sonstegard, T.S., Van Tassell, C.P., Bickhart, D.M. 2014. Candidate causative mutation on BTA18 associated with calving and conformation traits in Holstein bulls. Plant and Animal Genome Conference Proceedings. Plant Animal Genome XXII, San Diego, CA, Jan. 11–15, P1097.
The use of population-scale sequencing to identify CNVs impacting productive traits in different cattle breeds -
Bickhart, D.M., Xu, L., Hutchison, J.L., Sonstegard, T.S., Van Tassell, C.P., Schroeder, S.G., Garcia, J.F., Taylor, J.F., Schnabel, R.D., Lewin, H., Liu, G. 2014. The use of population-scale sequencing to identify CNVs impacting productive traits in different cattle breeds. Plant and Animal Genome Conference Proceedings. Plant Animal Genome XXII, San Diego, CA, Jan. 11–15, P078.
Short communication: Use of young bulls in the United States Reprint Icon -
Hutchison, J.L., Cole, J.B., Bickhart, D.M. 2014. Short communication: Use of young bulls in the United States. Journal of Dairy Science. 97(5):3213-3220.
Population sequencing reveals breed and sub-species specific CNVs in cattle -
Liu, G., Bickhart, D.M., Xu, L., Hutchison, J.L., Sonstegard, T.S., Van Tassell, C.P., Schroeder, S.G., Garcia, J., Taylor, J.F., Schnabel, R.D., Lewin, H.A. 2014. Population sequencing reveals breed and sub-species specific CNVs in cattle. Meeting Abstract. Advances in Genome Biology & Technology Conference Meeting Abstract. p.58.
Use of residual feed intake in Holsteins during early lactation shows potential to improve feed efficiency through genetic selection Reprint Icon -
Connor, E.E., Hutchison, J.L., Norman, H.D., Olson, K.M., Van Tassell, C.P., Leith, J.M., Baldwin, R.L. 2013. Use of residual feed intake in Holsteins during early lactation shows potential to improve feed efficiency through genetic selection. Journal of Animal Science. 91:3978-3988.
Open source tools to exploit DNA sequence data from livestock species -
Bickhart, D.M., Hutchison, J.L., Xu, L., Song, J., Liu, G. 2013. Open source tools to exploit DNA sequence data from livestock species. BARC Poster Day. p. 9, abstract 4.
Optimal age at first calving for U.S. dairy cattle -
Cole, J.B., Hutchison, J.L., Bickhart, D.M., Null, D.J. 2013. Optimal age at first calving for U.S. dairy cattle. Journal of Dairy Science. 96(E-Suppl. 1):289–290 (abstr. W188).
Genomic evaluation and identification of haplotype affecting fertility for Ayrshire dairy cattle -
Cooper, T.A., Wiggans, G.R., Null, D.J., Hutchison, J.L. 2013. Genomic evaluation and identification of haplotype affecting fertility for Ayrshire dairy cattle. Journal of Dairy Science. 96(E-Suppl. 1):74 (abstr. T206).
Technical Note: Changes to herd cutoff date in conception rate evaluations Reprint Icon -
Hutchison, J.L., Van Raden, P.M., Norman, H.D., Cole, J.B. 2013. Technical Note: Changes to herd cutoff date in conception rate evaluations. Journal of Dairy Science. 96(2):1264-1268.
Analysis of copy number variations in Holstein cows identify potential mechanisms contributing to differences in residual feed intake Reprint Icon -
Hou, Y., Bickhart, D.M., Chung, H., Hutchison, J.L., Norman, H.D., Connor, E.E., Liu, G. 2012. Analysis of copy number variations in Holstein cows identify potential mechanisms contributing to differences in residual feed intake. Functional and Integrative Genomics. 12(4):717-723.
Increased use of young bulls in dairy cattle breeding programs -
Norman, H.D., Hutchison, J.L., Cole, J.B. 2012. Increased use of young bulls in dairy cattle breeding programs. Journal of Dairy Science. 95(Suppl. 2):521–522(abstr. W60). 2012.
Factors associated with frequency of abortions recorded through Dairy Herd Improvement test plans -
Norman, H.D., Miller, R.H., Wright, J.R., Hutchison, J.L., Olson, K.M. 2012. Factors associated with frequency of abortions recorded through Dairy Herd Improvement test plans. Journal of Dairy Science. 95(7):4074-4084.
Opportunities for improving milk production efficiency in dairy cattle -
Connor, E.E., Hutchison, J.L., Olson, K.M., Norman, H.D. 2011. Opportunities for improving milk production efficiency in dairy cattle. Journal of Animal Science. 90:1687–1694.
Estimating feed efficiency of lactating dairy cattle using residual feed intake -
Connor, E.E., Hutchison, J.L., Norman, H.D. 2012. Estimating feed efficiency of lactating dairy cattle using residual feed intake. In: Hill, R.A., editors. Feed Efficiency in the Beef Industry. Wiley-Blackwell, NJ. Chapter 11.
Harmful recessive effects on fertility detected by absence of homozygous haplotypes -
Van Raden, P.M., Olson, K.M., Null, D.J., Hutchison, J.L. 2011. Harmful recessive effects on fertility detected by absence of homozygous haplotypes. Journal of Dairy Science. 94(12):6153-6161.
Reporting of haplotypes with recessive effects on fertility -
Van Raden, P.M., Null, D.J., Olson, K.M., Hutchison, J.L. 2011. Reporting of haplotypes with recessive effects on fertility. Interbull Annual Meeting Proceedings. Stavanger, Norway, Aug. 26–28, 4 pp.
Evaluations for service-sire conception rate for heifer and cow inseminations with conventional and sexed semen -
Norman, H.D., Hutchison, J.L., Van Raden, P.M. 2011. Evaluations for service-sire conception rate for heifer and cow inseminations with conventional and sexed semen. Journal of Dairy Science. 94(12):6135-6142.
Opportunities for improving milk production efficiency in dairy cattle -
Connor, E.E., Hutchison, J.L., Olson, K., Norman, H.D. 2011. Opportunities for improving milk production efficiency in dairy cattle. Joint Abstracts of the American Dairy Science and Society of Animal Science. Sci. 89 (E-Suppl. 1):2. Abstract 4.
Effects of dam’s dry period length on heifer development -
Norman, H.D., Hutchison, J.L. 2011. Effects of dam’s dry period length on heifer development. Journal of Animal Science 89(E-Suppl. 1)/Journal of Dairy Science 94(E-Suppl. 1):27(abstr. M66).
Changes in the use of young bulls -
Olson, K.M., Hutchison, J.L., Van Raden, P.M., Norman, H.D. 2011. Changes in the use of young bulls. Journal of Animal Science 89(E-Suppl. 1)/Journal of Dairy Science 94(E-Suppl. 1):27(abstr. M67).
Use of sexed semen and its effect on conception rate, calf sex, dystocia, and stillbirth of Holsteins in the United States Reprint Icon -
Norman, H.D., Hutchison, J.L., Miller, R.H. 2010. Use of sexed semen and its effect on conception rate, calf sex, dystocia, and stillbirth of Holsteins in the United States. Journal of Dairy Science. 93(8):3880-3890.
Comparison of Holstein service-sire fertility for heifer and cow breedings with conventional and sexed semen. -
Norman, H.D., Hutchison, J.L., Van Raden, P.M. 2010. Comparison of Holstein service-sire fertility for heifer and cow breedings with conventional and sexed semen.. Journal of Dairy Science. 93(E-Suppl. 1):595(abstr. W30).
Selection and Management of DNA Markers for Use in Genomic Evaluation Reprint Icon -
Wiggans, G.R., Van Raden, P.M., Bacheller, L.R., Tooker, M.E., Hutchison, J.L., Cooper, T.A., Sonstegard, T.S. 2010. Selection and management of DNA markers for use in genomic evaluation. Journal of Dairy Science. 93(5):2287-2292.
Effect of sexed-semen use on Holstein conception rate, calf sex, dystocia, and stillbirth in the United States -
Norman, H.D., Hutchison, J.L. 2009. Effect of sexed-semen use on Holstein conception rate, calf sex, dystocia, and stillbirth in the United States. European Association of Animal Production Proceedings. 15:242.
Effect of sexed semen on conception rate for Holsteins in the United States -
Norman, H.D., Hutchison, J.L. 2009. Effect of sexed semen on conception rate for Holsteins in the United States. Journal of Dairy Science. 92(E-Suppl. 1):208-209(abstr. T36).
Comparison of service-sire fertility evaluations formerly or currently available to the US dairy industry -
Norman, H.D., Hutchison, J.L., Wright, J.R. 2009. Comparison of service-sire fertility evaluations formerly or currently available to the US dairy industry. Journal of Dairy Science. 92(E-Suppl. 1):122(abstr. 31). 2009.
Reproductive status of Holstein and Jersey cows in the United States Reprint Icon -
Norman, H.D., Wright, J.R., Hubbard, S.M., Miller, R.H., Hutchison, J.L. 2009. Reproductive status of Holstein and Jersey cows in the United States. Journal of Dairy Science. 92(7):3517-3528.
Estimates of residual feed intake in Holstein dairy cattle using an automated, continuous feed intake monitoring system -
Connor, E.E., Hutchison, J.L., Norman, H.D., Baldwin, R.L. 2009. Estimates of residual feed intake in Holstein dairy cattle using an automated, continuous feed intake monitoring system. [abstract]. Journal of Dairy Science. 92(E-Suppl. 1):123. Abstract 33.
Characterization and usage of sexed semen from US field data -
Hutchison, J.L., Norman, H.D. 2009. Characterization and usage of sexed semen from US field data. Theriogenology 71(1):48.
A National Sire Fertility Index -
Norman, H.D., Hutchison, J.L., Wright, J.R., Hubbard, S.M. 2008. A national sire fertility index. Dairy Cattle Reproduction Council Proceedings. Omaha, NE, Nov. 7-8, pp. 45-52.
Sire conception rate: New national AI bull fertility evaluation -
Norman, H.D., Hutchison, J.L., Wright, J.R. 2008. Sire conception rate: New national AI bull fertility evaluation. AIPL Research Reports. SRC1(7-08).
Modeling Nuisance Variables for Prediction of Service Sire Fertility Reprint Icon -
Kuhn, M.T., Hutchison, J.L., Norman, H.D. 2008. Modeling Nuisance Variables for Prediction of Service Sire Fertility. Journal of Dairy Science. 91(7):2823-2835.
Prediction of dairy bull fertility from field data: use of multiple services and identification and utilization of factors affecting bull fertility Reprint Icon -
Kuhn, M.T., Hutchison, J.L. 2008. Prediction of dairy bull fertility from field data: Use of multiple services and identification and utilization of factors affecting bull fertility. Journal of Dairy Science. 91(6):2481-2492.
Modeling nuisance variables for phenotypic evaluation of bull fertility -
Kuhn, M.T., Hutchison, J.L., Norman, H.D. 2008. Modeling nuisance variables for phenotypic evaluation of bull fertility. Journal of Dairy Science. 91(E-Suppl. 1):7–8 (abstr. T20).
Breed Composition of the United States Dairy Cattle Herd -
Powell, R.L., Norman, H.D., Hutchison, J.L. 2008. Breed Composition of the United States Dairy Cattle Herd. Journal of Dairy Science. 91(E-Suppl. 1):7(abstr. T17).
Aim for 55-Day Dry Period for Top Production -
Hutchison, J.L., Kuhn, M.T., Norman, H.D. 2007. Aim for 55-Day Dry Period for Top Production. Jersey Journal. 54(6):73-74.
Effects of dam's dry period length on calf -
Kuhn, M.T., Hutchison, J.L., Norman, H.D. 2007. Effects of dam's dry period length on calf. Journal of Dairy Science. 90(Suppl. 1):329––330(abstr. T277).
Dry Period Length in US Jerseys: Characterization and Effects on Performance -
Kuhn, M.T., Hutchison, J.L., Norman, H.D. 2007. Dry Period Length in US Jerseys: Characterization and Effects on Performance. Journal of Dairy Science. 90(4):2069-2081.
VOLUNTARY WAITING PERIOD AND ADOPTION OF SYNCHRONIZED BREEDING IN DAIRY HERD IMPROVEMENT HERDS -
Miller, R.H., Norman, H.D., Kuhn, M.T., Clay, J.S., Hutchison, J.L. 2007. Voluntary waiting period and adoption of synchronized breeding in Dairy Herd Improvement herds. Journal of Dairy Science. 90(3):1594-1606.
SELECTION ON YIELD AND FITNESS TRAITS WHEN CULLING HOLSTEINS DURING THE FIRST THREE LACTATIONS -
Norman, H.D., Hutchison, J.L., Wright, J.R., Kuhn, M.T., Lawlor, T.J. 2007. Selection on yield and fitness traits when culling Holsteins during the first three lactations. Journal of Dairy Science. 90(2):1008-1020.
CHARACTERIZATION OF HOLSTEIN HEIFER FERTILITY IN THE UNITED STATES -
Kuhn, M.T., Hutchison, J.L., Wiggans, G.R. 2006. Characterization of Holstein heifer fertility in the United States. Journal of Dairy Science. 89(12):4907-4920.
DRY PERIOD LENGTH AFFECTS COMPONENTS, BREEDING, AND SCC -
Hutchison, J.L., Kuhn, M.T., Norman, H.D. 2006. Dry period length affects components, breeding, and SCC. Hoard's Dairyman. 151(12):484.
LET'S LOOK AGAIN AT EVALUATING DRY PERIOD LENGTH -
Kuhn, M.T., Hutchison, J.L., Norman, H.D. 2006. Let's look again at evaluating dry period length. Hoard's Dairyman. 151(11):434-435.
TRAIT SELECTION WHEN CULLING U.S. HOLSTEINS -
Norman, H.D., Hutchison, J.L., Wright, J.R., Kuhn, M.T. 2006. Trait selection when culling U.S. Holsteins. 8th World Congress of Genetics Applied in Livestock Production. Communication 01-43.
HOW DRY PERIODS AFFECT LIFETIME PRODUCTION -
Hutchison, J.L., Kuhn, M.T., Norman, H.D. 2006. How dry periods affect lifetime production. Hoard's Dairyman. 151(13):526-527.
METHODOLOGY FOR PREDICTION OF BULL FERTILITY FROM FIELD DATA -
Kuhn, M.T., Hutchison, J.L. 2006. Methodology for prediction of bull fertility from field data [abstract]. Journal of Dairy Science. 89(Suppl. 1):15-16(abstr. M26).
SYNCHRONIZATION EFFECTS ON PARAMETERS FOR DAYS OPEN -
Kuhn, M.T., Hutchison, J.L., Miller, R.H. 2006. Synchronization effects on parameters for days open [abstract]. Journal of Dairy Science. 89(Suppl. 1):15(abstr. M24).
DRY PERIOD LENGTH TO MAXIMIZE PRODUCTION ACROSS ADJACENT LACTATIONS AND LIFETIME PRODUCTION -
Kuhn, M.T., Hutchison, J.L., Norman, H.D. 2006. Dry period length to maximize production across adjacent lactations and lifetime production. Journal of Dairy Science. 89(5):1713-1722.
EFFECTS OF LENGTH OF DRY PERIOD ON YIELDS OF MILK FAT AND PROTEIN, FERTILITY AND MILK SOMATIC CELL SCORE IN THE SUBSEQUENT LACTATION OF DAIRY COWS -
Kuhn, M.T., Hutchison, J.L., Norman, H.D. 2006. Effects of length of dry period on yields of milk fat and protein, fertility and milk somatic cell score in the subsequent lactation of dairy cows. Journal of Dairy Research. 73(2):154-162.
MINIMUM DAYS DRY TO MAXIMIZE MILK YIELD IN SUBSEQUENT LACTATION -
Kuhn, M.T., Hutchison, J.L., Norman, H.D. 2005. Minimum days dry to maximize milk yield in subsequent lactation. Animal Research. 54:351-367.
EFFECTS OF COMPLEX VERTEBRAL MALFORMATION GENE ON PRODUCTION AND REPRODUCTION -
Kuhn, M.T., Hutchison, J.L., Van Tassell, C.P. 2005. Effects of complex vertebral malformation gene on production and reproduction [abstract]. Journal of Dairy Science. 88(Suppl. 1):140.
FACTORS AFFECTING HEIFER FERTILITY IN US HOLSTEINS -
Kuhn, M.T., Hutchison, J.L. 2005. Factors affecting heifer fertility in US Holsteins [abstract]. Journal of Dairy Science. 88(Suppl. 1):11.
SELECTION INTENSITY FOR YIELD TRAITS, SOMATIC CELL SCORE, AND DAYS OPEN WHEN CULLING DAIRY COWS -
Norman, H.D., Hutchison, J.L., Kuhn, M.T., Wright, J.R., Hare, E. 2005. Selection intensity for yield traits, somatic cell score, and days open when culling dairy cows [abstract]. Journal of Dairy Science. 88(Suppl. 1):140.
METHODOLOGY FOR ESTIMATION OF DAYS DRY EFFECTS -
Kuhn, M.T., Hutchison, J.L. 2005. Methodology for estimation of days dry effects. Journal of Dairy Science. 88(4):1499-1508.
CHARACTERIZATION OF DAYS DRY FOR UNITED STATES HOLSTEINS -
Kuhn, M.T., Hutchison, J.L., Norman, H.D. 2005. Characterization of days dry for United States Holsteins. Journal of Dairy Science. 88(3):1147-1155.
PREDICTION OF SERVICE SIRE FERTILITY -
Kuhn, M.T., Hutchison, J.L., Clay, J.S. 2004. Prediction of service sire fertility [abstract]. Journal of Dairy Science. 87(Suppl. 1):412.
MINIMUM DRY PERIOD LENGTH TO MAXIMIZE PERFORMANCE -
Kuhn, M.T., Hutchison, J.L., Norman, H.D. 2004. Minimum dry period length to maximize performance [abstract]. Journal of Dairy Science. 87(Suppl. 1):56.
USE OF EARLY LACTATION DAYS OPEN RECORDS FOR GENETIC EVALUATION OF COW FERTILITY -
Kuhn, M.T., Van Raden, P.M., Hutchison, J.L. 2004. Use of early lactation days open records for genetic evaluation of cow fertility. Journal of Dairy Science. 87(7):2277-2284.
USING ACTIVITY AND MILK YIELD AS PREDICTORS OF FRESH COW DISORDERS -
Hutchison, J.L., Tozer, P.R. 2004. Using activity and milk yield as predictors of fresh cow disorders. Journal of Dairy Science. 87(2):524-531.
PREDICTING DAYS OPEN FOR GENETIC EVALUATION OF FEMALE FERTILITY IN U.S. DAIRY CATTLE -
Last Modified: 5/2/2016
Footer Content Back to Top of Page