相关参考文献
注意:仅列出部分参考文献,下载原文获取全部文献信息。Evaluation and characterization of estrus alerts and behavioral parameters generated by an ear-attached accelerometer-based system for automated detection of estrus
E. M. Schilkowsky et al.
JOURNAL OF DAIRY SCIENCE (2021)
Effect of estrous detection strategy on pregnancy outcomes of lactating Holstein cows receiving artificial insemination and embryo transfer
Odinei Marques et al.
JOURNAL OF DAIRY SCIENCE (2020)
Effects of long-term, near-term, and real-time energy balance, and blood progesterone concentrations, on the pregnancy rate of contemporary dairy cows
N. A. Gomez et al.
ANIMAL REPRODUCTION SCIENCE (2018)
Dairy producers' attitudes toward reproductive management and performance on Canadian dairy farms
J. Denis-Robichaud et al.
JOURNAL OF DAIRY SCIENCE (2018)
Extending the duration of the voluntary waiting period from 60 to 88 days in cows that received timed artificial insemination after the Double-Ovsynch protocol affected the reproductive performance, herd exit dynamics, and lactation performance of dairy cows
M. L. Stangaferro et al.
JOURNAL OF DAIRY SCIENCE (2018)
Integrating an automated activity monitor into an artificial insemination program and the associated risk factors affecting reproductive performance of dairy cows
Tracy A. Burnett et al.
JOURNAL OF DAIRY SCIENCE (2017)
Factors affecting expression of estrus measured by activity monitors and conception risk of lactating dairy cows
A. M. L. Madureira et al.
JOURNAL OF DAIRY SCIENCE (2015)
Reproductive performance of dairy cows managed with a program aimed at increasing insemination of cows in estrus based on increased physical activity and fertility of timed artificial inseminations
J. O. Giordano et al.
JOURNAL OF DAIRY SCIENCE (2015)
Evaluation of gonadotropin-releasing hormone hydrogen chloride at 3 doses with prostaglandin F2α for fixed-time artificial insemination in dairy cows
J. R. Chenault et al.
JOURNAL OF DAIRY SCIENCE (2014)
Effects of supplemental progesterone after artificial insemination on expression of interferon-stimulated genes and fertility in dairy cows
P. L. J. Monteiro et al.
JOURNAL OF DAIRY SCIENCE (2014)
Conceptus elongation in ruminants: roles of progesterone, prostaglandin, interferon tau and cortisol
Kelsey Brooks et al.
JOURNAL OF ANIMAL SCIENCE AND BIOTECHNOLOGY (2014)
Follicular-phase concentrations of progesterone, estradiol-17β, LH, FSH, and a PGF2α metabolite and daily clustering of prolactin pulses, based on hourly blood. sampling and hourly detection of ovulation in heifers
O. J. Ginther et al.
THERIOGENOLOGY (2013)
Effect of progesterone on magnitude of the luteinizing hormone surge induced by two different doses of gonadotropin-releasing hormone in lactating dairy cows
J. O. Giordano et al.
JOURNAL OF DAIRY SCIENCE (2012)
Assessment of an accelerometer system for detection of estrus and treatment with gonadotropin-releasing hormone at the time of insemination in lactating dairy cows
A. Valenza et al.
JOURNAL OF DAIRY SCIENCE (2012)
Improving fertility to timed artificial insemination by manipulation of circulating progesterone concentrations in lactating dairy cattle
Milo C. Wiltbank et al.
REPRODUCTION FERTILITY AND DEVELOPMENT (2012)
Endocrine alterations associated with extended time interval between estrus and ovulation in high-yield dairy cows
A. Bloch et al.
JOURNAL OF DAIRY SCIENCE (2006)
Ovulation failure and double ovulation in dairy cattle:: risk factors and effects
F López-Gatius et al.
THERIOGENOLOGY (2005)
The variability in the interval between estrus and ovulation in cattle and its determinants
J Saumande et al.
ANIMAL REPRODUCTION SCIENCE (2005)
Comparison of ovarian function and circulating steroids in estrous cycles of Holstein heifers and lactating cows
R Sartori et al.
JOURNAL OF DAIRY SCIENCE (2004)
Automated electronic systems for the detection of oestrus and timing of AI in cattle
RL Nebel et al.
ANIMAL REPRODUCTION SCIENCE (2000)