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Jack Britt

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Physiology

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TOP 3
Jack Britt; E D Aberle; K L Esbenshade; J R Males
Animal science departments of the future.
RA Cushman; JC DeSouza; Vickie Hedgpeth; Jack Britt
Alteration of activation, growth, and atresia of bovine preantral follicles by long-term treatment of cows with estradiol and recombinant bovine somatotropin.
RA Cushman; JC DeSouza; Vickie Hedgpeth; Jack Britt
Effect of long-term treatment with recombinant bovine somatotropin and estradiol on hormone concentrations and ovulatory response of superovulated cattle.

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All Publications

2008: Jack Britt; E D Aberle; K L Esbenshade; J R Males
Animal science departments of the future.
Journal of animal science 2008;86(11):3235-44.
2001: RA Cushman; JC DeSouza; Vickie Hedgpeth; Jack Britt
Alteration of activation, growth, and atresia of bovine preantral follicles by long-term treatment of cows with estradiol and recombinant bovine somatotropin.
Biology of reproduction 2001;65(2):581-6.
2001: RA Cushman; JC DeSouza; Vickie Hedgpeth; Jack Britt
Effect of long-term treatment with recombinant bovine somatotropin and estradiol on hormone concentrations and ovulatory response of superovulated cattle.
Theriogenology 2001;55(7):1533-47.
2001: PA Sinclair; E James Squires; James I Raeside; Jack Britt; V G Hedgpeth
The effect of early postnatal treatment with a gonadotropin-releasing hormone agonist on the developmental profiles of testicular steroid hormones in the intact male pig.
Journal of animal science 2001;79(4):1003-10.
2001: J Cavalieri; Peter W Farin; JE Kinder; Sandy Van Camp; MD Whitacre; SP Washburn; Jack Britt
Ovarian follicular development following administration of progesterone or aspiration of ovarian follicles in Holstein cows.
Theriogenology 2001;55(3):805-21.
2000: S L Whaley; Vickie Hedgpeth; Charlotte E Farin; N S Martus; F C Jayes; Jack Britt
Influence of vitamin A injection before mating on oocyte development, follicular hormones, and ovulation in gilts fed high-energy diets.
Journal of animal science 2000;78(6):1598-607.
2000: RA Cushman; Vickie Hedgpeth; SE Echternkamp; Jack Britt
Evaluation of numbers of microscopic and macroscopic follicles in cattle selected for twinning.
Journal of animal science 2000;78(6):1564-7.
2000: D W Shaw; Jack Britt
In vivo oxytocin release from microdialyzed bovine corpora lutea during spontaneous and prostaglandin-induced regression.
Biology of reproduction 2000;62(3):726-30.
1999: RA Cushman; P E Davis; Ukadej Boonyaprakob; Vickie Hedgpeth; P J Burns; Jack Britt
Technical note: use of slow-release estradiol and prostaglandin F2alpha to induce pseudopregnancy and control estrus in gilts.
Journal of animal science 1999;77(11):2883-5.
1999: Peter W Farin; Barrett Slenning; Jack Britt
Estimates of pregnancy outcomes based on selection of bovine embryos produced in vivo or in vitro.
Theriogenology 1999;52(4):659-70.
1999: TA Armstrong; WL Flowers; Jack Britt
Control of the weaning-to-estrus interval in sows using gonadotropins and prostaglandins during lactation.
Journal of animal science 1999;77(9):2533-9.
1999: K W Swanchara; J D Armstrong; Jack Britt
Effects of active immunization against growth-hormone releasing factor on puberty and reproductive development in gilts.
Journal of animal science 1999;77(7):1807-14.
1999: RA Cushman; JC DeSouza; Vickie Hedgpeth; Jack Britt
Superovulatory response of one ovary is related to the micro- and macroscopic population of follicles in the contralateral ovary of the Cow.
Biology of reproduction 1999;60(2):349-54.
1997: S L Whaley; Vickie Hedgpeth; Jack Britt
Evidence that injection of vitamin A before mating may improve embryo survival in gilts fed normal or high-energy diets.
Journal of animal science 1997;75(4):1071-7.
1997: F C Jayes; Jack Britt; K L Esbenshade
Role of gonadotropin-releasing hormone pulse frequency in differential regulation of gonadotropins in the gilt.
Biology of reproduction 1997;56(4):1012-9.
1996: V H Lee; Jack Britt; B S Dunbar
Localization of laminin proteins during early follicular development in pig and rabbit ovaries.
Journal of reproduction and fertility 1996;108(1):115-22.
1995: D W Shaw; Jack Britt
Concentrations of tumor necrosis factor alpha and progesterone within the bovine corpus luteum sampled by continuous-flow microdialysis during luteolysis in vivo.
Biology of reproduction 1995;53(4):847-54.
1995: Peter W Farin; Jack Britt; D W Shaw; Barrett Slenning
Agreement among evaluators of bovine embryos produced in vivo or in vitro.
Theriogenology 1995;44(3):339-49.
1995: B F King; Jack Britt; K L Esbenshade; WL Flowers; James J Ireland
Evidence for a local role of inhibin or inhibin alpha subunits in compensatory ovarian hypertrophy.
Journal of reproduction and fertility 1995;104(2):291-5.
1995: C T Estill; Jack Britt; J E Gadsby
Does increased PGF2 alpha receptor concentration mediate PGF2 alpha-induced luteolysis during early diestrus in the pig?
Prostaglandins 1995;49(5):255-67.
1994: Peter W Farin; Barrett Slenning; Maria T Correa; Jack Britt
Effects of calving season and milk yield on pregnancy risk and income in North Carolina Holstein cows.
Journal of dairy science 1994;77(7):1848-55.
1994: L A Sesti; Jack Britt
Secretion of gonadotropins and estimated releasable pools of gonadotropin-releasing hormone and gonadotropins during establishment of suckling-induced inhibition of gonadotropin secretion in the sow.
Biology of reproduction 1994;50(5):1078-86.
1993: D E Morbeck; WL Flowers; Jack Britt
Response of porcine granulosa cells isolated from primary and secondary follicles to FSH, 8-bromo-cAMP and epidermal growth factor in vitro.
Journal of reproduction and fertility 1993;99(2):577-84.
1993: J E Gadsby; J A Lovdal; Jack Britt; T A Fitz
Prostaglandin F2 alpha receptor concentrations in corpora lutea of cycling, pregnant, and pseudopregnant pigs.
Biology of reproduction 1993;49(3):604-8.
1993: L A Sesti; Jack Britt
Agonist-induced release of gonadotropin-releasing hormone, luteinizing hormone, and follicle-stimulating hormone and their associations with basal secretion of luteinizing hormone and follicle-stimulating hormone throughout lactation in sows.
Biology of reproduction 1993;49(2):332-9.
1993: L A Sesti; Jack Britt
Relationship of secretion of GnRH in vitro to changes in pituitary concentrations of LH and FSH and serum concentrations of LH during lactation in sows.
Journal of reproduction and fertility 1993;98(2):393-400.
1993: C T Estill; Jack Britt; J E Gadsby
Repeated administration of prostaglandin F2 alpha during the early luteal phase causes premature luteolysis in the pig.
Biology of reproduction 1993;49(1):181-5.
1993: M T Coffey; Jack Britt
Enhancement of sow reproductive performance by beta-carotene or vitamin A.
Journal of animal science 1993;71(5):1198-202.
1993: L A Sesti; Jack Britt
Influence of stage of lactation, exogenous luteinizing hormone-releasing hormone, and suckling on estrus, positive feedback of luteinizing hormone, and ovulation in sows treated with estrogen.
Journal of animal science 1993;71(4):989-98.
1993: B F King; Jack Britt; K L Esbenshade; WL Flowers; L A Sesti; T L Martin; James J Ireland
Ovulatory and endocrine responses after active immunization of gilts against a synthetic fragment of bovine inhibin.
Journal of animal science 1993;71(4):975-82.
1992: D E Morbeck; K L Esbenshade; WL Flowers; Jack Britt
Kinetics of follicle growth in the prepubertal gilt.
Biology of reproduction 1992;47(3):485-91.
1992: L D Vailes; S P Washburn; Jack Britt
Effects of various steroid milieus or physiological states on sexual behavior of Holstein cows.
Journal of animal science 1992;70(7):2094-103.
1992: L A Sesti; Jack Britt
Elicitation of release of luteinizing hormone by N-methyl-d,l-aspartic acid during three paradigms of suppressed secretion of luteinizing hormone in the female pig.
Domestic animal endocrinology 1992;9(2):105-14.
1991: Jack Britt; K L Esbenshade; A J Ziecik
Roles of estradiol and gonadotropin-releasing hormone in controlling negative and positive feedback associated with the luteinizing hormone surge in ovariectomized pigs.
Biology of reproduction 1991;45(3):478-85.
1991: D E Morbeck; H D Tyler; Jack Britt
Duration of estrous cycles subsequent to two injections of prostaglandin F2 alpha given at a 14-day interval in nonlactating Holstein cows.
Journal of dairy science 1991;74(7):2342-6.
1991: D E Morbeck; Jack Britt; B T McDaniel
Relationships among milk yield, metabolism, and reproductive performance of primiparous Holstein cows treated with somatotropin.
Journal of dairy science 1991;74(7):2153-64.
1991: R O Bates; B N Day; Jack Britt; L K Clark; M A Brauer
Reproductive performance of sows treated with a combination of pregnant mare's serum gonadotropin and human chorionic gonadotropin at weaning in the summer.
Journal of animal science 1991;69(3):894-8.
1990: H J Howard; D E Morbeck; Jack Britt
Extension of oestrous cycles and prolonged secretion of progesterone in non-pregnant cattle infused continuously with oxytocin.
Journal of reproduction and fertility 1990;90(2):493-502.
1990: H J Howard; Jack Britt
Prostaglandin F-2 alpha causes regression of an hCG-induced corpus luteum before day 5 of its lifespan in cattle.
Journal of reproduction and fertility 1990;90(1):245-53.
1990: L D Vailes; Jack Britt
Influence of footing surface on mounting and other sexual behaviors of estrual Holstein cows.
Journal of animal science 1990;68(8):2333-9.
1990: H J Howard; R G Scott; Jack Britt
Associations among progesterone, estradiol-17 beta, oxytocin and prostaglandin in cattle treated with hCG during diestrus to extend corpus luteum function.
Prostaglandins 1990;40(1):51-70.
1990: A J Ziecik; K L Esbenshade; H J Howard; Jack Britt
Ontogeny of the gonadal receptor for luteinizing hormone in the pig.
Theriogenology 1990;33(3):583-9.
1990: J E Gadsby; A K Balapure; Jack Britt; T A Fitz
Prostaglandin F2 alpha receptors on enzyme-dissociated pig luteal cells throughout the estrous cycle.
Endocrinology 1990;126(2):787-95.
1990: K L Esbenshade; A J Ziecik; Jack Britt
Regulation and action of gonadotrophins in pigs.
Journal of reproduction and fertility. Supplement 1990;40():19-32.
1989: A J Ziecik; K L Esbenshade; Jack Britt
Effects of a gonadotrophin-releasing hormone antagonist on gonadotrophin secretion and gonadal development in neonatal pigs.
Journal of reproduction and fertility 1989;87(1):281-9.
1989: Jack Britt; B N Day; S K Webel; M A Brauer
Induction of fertile estrus in prepuberal gilts by treatment with a combination of pregnant mare's serum gonadotropin and human chorionic gonadotropin.
Journal of animal science 1989;67(5):1148-53.
1988: M R McKinnie; Jack Britt; K L Esbenshade
Ovarian function and hormone secretion of gilts actively immunized against androstenedione.
Journal of animal science 1988;66(12):3131-43.
1988: J D Armstrong; R R Kraeling; Jack Britt
Morphine suppresses luteinizing hormone concentrations in transiently weaned sows and delays onset of estrus after weaning.
Journal of animal science 1988;66(9):2216-23.
1988: J D Armstrong; R R Kraeling; Jack Britt
Effects of naloxone or transient weaning on secretion of LH and prolactin in lactating sows.
Journal of reproduction and fertility 1988;83(1):301-8.
1988: A J Ziecik; Jack Britt; K L Esbenshade
Short loop feedback control of the estrogen-induced luteinizing hormone surge in pigs.
Endocrinology 1988;122(4):1658-62.
1988: A J Ziecik; K L Esbenshade; Jack Britt
Absence of specific follicle stimulating hormone receptors in porcine corpora lutea.
Theriogenology 1988;29(2):525-33.
1987: Russel J Reiter; Jack Britt; J D Armstrong
Absence of a nocturnal rise in either norepinephrine, N-acetyltransferase, hydroxyindole-O-methyltransferase or melatonin in the pineal gland of the domestic pig kept under natural environment photoperiods.
Neuroscience letters 1987;81(1-2):171-6.
1987: J D Armstrong; Jack Britt
Nutritionally-induced anestrus in gilts: metabolic and endocrine changes associated with cessation and resumption of estrous cycles.
Journal of animal science 1987;65(2):508-23.
1987: RL Nebel; William D Whittier; B G Cassell; Jack Britt
Comparison of on-farm laboratory milk progesterone assays for identifying errors in detection of estrus and diagnosis of pregnancy.
Journal of dairy science 1987;70(7):1471-6.
1987: NM Cox; J D Armstrong; Jack Britt
Influence of follicular ablation during lactation on postweaning interval to estrus, ovulation rate, and endocrine function in sows.
Domestic animal endocrinology 1987;4(2):87-93.
1987: J D Armstrong; N M Cox; Jack Britt
Changes in the hypothalamic-hypophyseal-ovarian axis of primiparous sows following weaning or pulsatile gonadotropin releasing homrone administration and weaning.
Theriogenology 1987;27(3):561-70.
1987: S D Helmer; Jack Britt
Hormone secretion and characteristics of estrous cycles after treatment of heifers with human chorionic gonadotropin or prostaglandin F2 alpha during corpus luteum formation.
Journal of animal science 1987;64(3):782-9.
1987: N M Cox; J L Ramirez; I A Matamoros; W A Bennett; Jack Britt
Influence of season on estrous and luteinizing hormone responses to estradiol benzoate in ovariectomized sows.
Theriogenology 1987;27(2):395-405.
1986: J D Armstrong; Jack Britt; R R Kraeling
Effect of restriction of energy during lactation on body condition, energy metabolism, endocrine changes and reproductive performance in primiparous sows.
Journal of animal science 1986;63(6):1915-25.
1986: S D Helmer; Jack Britt
Fertility of dairy cattle treated with human chorionic gonadotropin (hCG) to stimulate progesterone secretion.
Theriogenology 1986;26(5):683-95.
1986: Surinder Batra; Jack Britt; W L Miller
A direct pituitary action of progesterone on basal secretion of follicle-stimulating hormone in ovine cell culture: dependence on ovaries in vivo.
Endocrinology 1986;119(5):1929-32.
1986: Jack Britt
Improving sow productivity through management during gestation, lactation and after weaning.
Journal of animal science 1986;63(4):1288-96.
1986: J D Armstrong; Jack Britt; NM Cox
Seasonal differences in function of the hypothalamic-hypophysial-ovarian axis in weaned primiparous sows.
Journal of reproduction and fertility 1986;78(1):11-20.
1986: Jack Britt; R G Scott; J D Armstrong; M D Whitacre
Determinants of estrous behavior in lactating Holstein cows.
Journal of dairy science 1986;69(8):2195-202.
1986: K L Esbenshade; Jack Britt; J D Armstrong; V D Toelle; C M Stanislaw
Body condition of sows across parities and relationship to reproductive performance.
Journal of animal science 1986;62(5):1187-93.
1985: K L Esbenshade; Jack Britt
Active immunization of gilts against gonadotropin-releasing hormone: effects on secretion of gonadotropins, reproductive function, and responses to agonists of gonadotropin-releasing hormone.
Biology of reproduction 1985;33(3):569-77.
1985: J D Armstrong; Jack Britt
Pulsatile administration of gonadotropin-releasing hormone to anestrous sows: endocrine changes associated with GnRH-induced and spontaneous estrus.
Biology of reproduction 1985;33(2):375-80.
1985: A H Rakes; M P Owens; Jack Britt; L W Whitlow
Effects of adding beta-carotene to rations of lactating cows consuming different forages.
Journal of dairy science 1985;68(7):1732-7.
1985: Jack Britt
Enhanced reproduction and its economic implications.
Journal of dairy science 1985;68(6):1585-92.
1985: S D Helmer; Jack Britt
Mounting behavior as affected by stage of estrous cycle in Holstein heifers.
Journal of dairy science 1985;68(5):1290-6.
1985: S H Umberger; L Goode; E V Caruolo; R W Harvey; Jack Britt; A C Linnerud
Effects of accelerated growth during rearing on reproduction and lactation in ewes lambing at 13 to 15 months of age.
Theriogenology 1985;23(3):555-64.
1985: Jack Britt; J D Armstrong; NM Cox; K L Esbenshade
Control of follicular development during and after lactation in sows.
Journal of reproduction and fertility. Supplement 1985;33():37-54.
1984: P A Oltenacu; Jack Britt; R K Braun; R W Mellenberger
Effect of health status on culling and reproductive performance of Holstein cows.
Journal of dairy science 1984;67(8):1783-92.
1983: N M Cox; K L Esbenshade; Jack Britt
Treatment of long-term anestrous sows with estradiol benzoate and GnRH: response of serum LH and occurrence of estrus.
Theriogenology 1983;20(5):499-507.
1983: S R Ray; WJ Croom; A H Rakes; A C Linnerud; Jack Britt
Effects of methionine hydroxy analog on milk secretion and ruminal and blood variables of dairy cows fed a low fiber diet.
Journal of dairy science 1983;66(10):2084-92.
1983: J S Stevenson; M F Spire; Jack Britt
Influence of the ovary on estradiol-induced luteinizing hormone release in postpartum milked and suckled Holstein cows.
Journal of animal science 1983;57(3):692-8.
1983: Jack Britt; V E Szarek; D G Levis
Characterization of summer infertility of sows in large confinement units.
Theriogenology 1983;20(1):133-40.
1983: F A Fonseca; Jack Britt; B T McDaniel; J C Wilk; A H Rakes
Reproductive traits of Holsteins and Jerseys. Effects of age, milk yield, and clinical abnormalities on involution of cervix and uterus, ovulation, estrous cycles, detection of estrus, conception rate, and days open.
Journal of dairy science 1983;66(5):1128-47.
1983: P A Oltenacu; Jack Britt; R K Braun; R W Mellenberger
Relationships among type of parturition, type of discharge from genital tract, involution of cervix, and subsequent reproductive performance in Holstein cows.
Journal of dairy science 1983;66(3):612-9.
1983: M A Varner; B H Johnson; Jack Britt; B T McDaniel; R D Mochrie
Influence of herd relocation upon production and endocrine traits of dairy cows.
Journal of dairy science 1983;66(3):466-74.
1983: NM Cox; Jack Britt; W D Armstrong; H D Alhusen
Effect of feeding fat and altering weaning schedule on rebreeding in primiparous sows.
Journal of animal science 1983;56(1):21-9.
1982: NM Cox; Jack Britt
Pulsatile administration of gonadotropin releasing hormone to lactating sows: endocrine changes associated with induction of fertile estrus.
Biology of reproduction 1982;27(5):1126-37.
1982: NM Cox; Jack Britt
Effect of estradiol on hypothalamic GnRH and pituitary and serum LH and FSH in ovariectomized pigs.
Journal of animal science 1982;55(4):901-8.
1982: Jack Britt; D G Levis
Effect of altering suckling intervals of early-weaned pigs on rebreeding performance of sows.
Theriogenology 1982;18(2):201-7.
1982: NM Cox; Jack Britt
Relationships between endogenous gonadotropin-releasing hormone, gonadotropins, and follicular development after weaning in sows.
Biology of reproduction 1982;27(1):70-8.
1981: J S Stevenson; Jack Britt
Interval to estrus in sows and performance of pigs after alteration of litter size during late lactation.
Journal of animal science 1981;53(1):177-81.
1981: Jack Britt; NM Cox; J S Stevenson
Advances in reproduction in dairy cattle.
Journal of dairy science 1981;64(6):1378-402.
1981: J S Stevenson; NM Cox; Jack Britt
Role of the ovary in controlling luteinizing hormone, follicle stimulating hormone, and prolactin secretion during and after lactation in pigs.
Biology of reproduction 1981;24(2):341-53.
1980: F A Fonseca; Jack Britt; M Kosugiyama; H D Ritchie; E U Dillard
Ovulation, ovarian function, and reproductive performance after treatments with GnRH in postpartum suckled cows.
Theriogenology 1980;13(2):171-81.
1980: J S Stevenson; Jack Britt
Models for prediction of days to first ovulation based on changes in endocrine and nonendocrine traits during the first two weeks postpartum in Holstein cows.
Journal of animal science 1980;50(1):103-12.
1979: J S Stevenson; Jack Britt
Relationships among luteinizing hormone, estradiol, progesterone, glucocorticoids, milk yield, body weight and postpartum ovarian activity in Holstein cows.
Journal of animal science 1979;48(3):570-7.
1978: R H Renegar; H D Hafs; Jack Britt; T D Carruthers
Luteolysis, growth hormone, glucocorticoids, prolactin and milk production in lactating dairy cows given prostaglandin F2alpha.
Journal of animal science 1978;47(2):532-7.
1978: Jack Britt; H D Hafs; J S Stevenson
Estrus in relation to time of administration of prostaglandin F2alpha to heifers.
Journal of dairy science 1978;61(4):513-5.
1978: E F Bostwick; Jack Britt
Blastokinin secretion, ovarian activity, and embryo survival after melengestrol acetate in rabbits.
Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine (New York, N.Y.) 1978;157(2):220-4.
1977: J S Stevenson; Jack Britt
Detection of estrus by three methods.
Journal of dairy science 1977;60(12):1994-8.
1977: R J Kittok; Jack Britt
Corpus luteum function in ewes given estradiol during the estrous cycle or early pregnancy.
Journal of animal science 1977;45(2):336-41.
1977: B E Seguin; W D Oxender; Jack Britt
Effect of human chorionic gonadotropin and gonadotropin-releasing hormone on corpus luteum function and estrous cycle duration in dairy heifers.
American journal of veterinary research 1977;38(8):1153-6.
1977: T E Kiser; Jack Britt; H D Ritchie
Testosterone treatment of cows for use in detection of estrus.
Journal of animal science 1977;44(6):1030-5.
1977: Jack Britt; D S Harrison; D A Morrow
Frequency of ovarian follicular cysts, reasons for culling, and fertility in Holstein-Friesian cows given gonadotropin-releasing hormone at two weeks after parturition.
American journal of veterinary research 1977;38(6):749-51.
1975: H D Hafs; T M Louis; John N Stellflug; E M Convey; Jack Britt
Blood LH after PGF2alpha in diestrous and ovariectomized cattle.
Prostaglandins 1975;10(6):1001-9.
1975: Jack Britt
Early postpartum breeding in dairy cows. A review.
Journal of dairy science 1975;58(2):266-71.
1974: R J Kittok; Jack Britt; L A Edgerton
Serum steroids after gonadotropin treatment in cows with ovarian follicular cysts.
American journal of veterinary research 1974;35(12):1575-6.
1974: Jack Britt; R J Kittok; D S Harrison
Ovulation, estrus and endocrine response after GnRH in early postpartum cows.
Journal of animal science 1974;39(5):915-9.
1974: H A Tucker; J A Koprowski; Jack Britt; W D Oxender
Serum prolactin and growth hormone in Holstein bulls.
Journal of dairy science 1974;57(9):1092-4.
1974: J Zolman; E M Convey; Jack Britt
Relationships between the luteinizing hormone response to gonadotropin releasing hormone and endogenous steroids.
Journal of animal science 1974;39(2):355-9.
1974: Jack Britt; D A Morrow; R J Kittok; B E Seguin
Uterine involution, ovarian activity, and fertility after melengestrol acetate and estradiol in early postpartum cows.
Journal of dairy science 1974;57(1):89-92.
1973: R J Kittok; Jack Britt; E M Convey
Endocrine response after GnRH in luteal phase cows and cows with ovarian follicular cysts.
Journal of animal science 1973;37(4):985-9.
1973: Jack Britt; H D Hafs; R P Wettemann; R J Kittok
Fertility and embryo survival after administration of melengestrol acetate in rabbits.
Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine (New York, N.Y.) 1973;143(3):681-4.
1973: J Zolman; E M Convey; Jack Britt; H D Hafs
Release of bovine luteinizing hormone by purified porcine and synthetic gonadotropin releasing hormone.
Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine (New York, N.Y.) 1973;142(1):189-93.
1972: Jack Britt; E Huertasvega; L C Ulberg
Managing reproduction in dairy cattle. I. Progestogens for control of estrus in dairy cows.
Journal of dairy science 1972;55(5):598-605.
1972: Jack Britt; L C Ulberg
Melengestrol acetate administration to dairy heifers and progestagen levels in the peripheral blood plasma.
Journal of reproduction and fertility 1972;29(1):119-22.