H. D. Hafs

Best Publications

• Analysis of Repeated Measurements of Animals

  Unknown

  833
  Citations

• Efficacy of an intravaginal progesterone insert and an injection of PGF2alpha for synchronizing estrus and shortening the interval to pregnancy in postpartum beef cows, peripubertal beef heifers, and dairy heifers.

  M C Lucy;H J Billings;W R Butler;L R Ehnis

  299
  Citations

• Bovine Serum Estrogens, Progestins and Glucocorticoids during Late Pregnancy, Parturition and Early Lactation

  Unknown

  202
  Citations

• Estrus and luteal function in suckled beef cows that were anestrous when treated with an intravaginal device containing progesterone with or without a subsequent injection of estradiol benzoate.

  K E Fike;M L Day;E K Inskeep;J E Kinder

  137
  Citations

• Estradiol and Progesterone in Blood Serum during the Bovine Estrous Cycle

  Unknown

  133
  Citations

• Suckling and Four-Times Daily Milking: Influence on Ovulation, Estrus and Serum Luteinizing Hormone, Glucocorticoids and Prolactin in Postpartum Holsteins

  Unknown

  128
  Citations

• Response of cyclic and post-partum suckled cows to injections of synthetic LH-RH

  Unknown

  126
  Citations

• Progesterone, LH, Estrus and Ovulation after Prostaglandin F2  in Heifers

  Unknown

  126
  Citations

• Induced and synchronized estrus in cattle: dose titration of estradiol benzoate in peripubertal heifers and postpartum cows after treatment with an intravaginal progesterone-releasing insert and prostaglandin F2alpha.

  M A Lammoglia;R E Short;S E Bellows;R A Bellows

  124
  Citations

• Prepartum grain feeding effects on milk production, mammary edema, and incidence of diseases.

  R.S. Emery;H.D. Hafs;D. Armstrong;W.W. Snyder

  106
  Citations

• Testicular and Blood Plasma Androgens in Holstein Bulls from Birth through Puberty

  Unknown

  106
  Citations

• Age and breed differences in thyroid hormones, insulin-like growth factor (IGF)-I and IGF binding proteins in female horses.

  Unknown

  98
  Citations

• Serum Luteinizing Hormone, Prolactin, Glucocorticoid, and Progestin in Dairy Cows from Calving to Gestation

  Unknown

  95
  Citations

• The Hypothalamo-Pituitary Gonadotrophic Axis of Suckled and Nonsuckled Dairy Cows Postpartum

  Unknown

  85
  Citations

• Ovarian Characteristics and Serum LH, Prolactin, Progesterone and Glucocorticoid from First Estrus to Breeding Size in Holstein Heifers

  Unknown

  85
  Citations

• Intrauterine Administration of Prostaglandin F2α in Cows: Progesterone, Estrogen, LH, Estrus and Ovulation

  Unknown

  84
  Citations

• Maturation of Bovine Female Genitalia from Birth through Puberty

  Unknown

  82
  Citations

• Serum Hormone Patterns Associated with Growth and Sexual Development in Bulls

  Unknown

  80
  Citations

• LH and Prolactin in Blood Serum from Estrus to Ovulation in Holstein Heifers

  Unknown

  79
  Citations

• Pituitary and Plasma Growth Hormone Levels in Bulls from Birth to One Year of Age

  Unknown

  79
  Citations