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Animal Science Database

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Abstract

In order to evaluate artificial cooling and timed artificial insemination (TAI) protocol on fertility during summer months, 90 Holstein heifers were randomly and equally assigned to three treatments: (a) control group (S) with visual heat detection and insemination a.m-p.m after heat detection; (b) ...

Author(s)
Correa-Calderón, A.; Leyva, C.; Avendaño, L.; Rivera, F.; Diaz, R.; Alvarez, F. D.; Ardon, F.; Rodriguez, F.
Publisher
Garuda Scientific Publications, Izatnagar, India
Citation
Journal of Applied Animal Research, 2009, 35, 2, pp 109-112
Abstract

Manipulation of the reproductive tract can cause inflammatory processes in the endometrium and release of cytokines and prostaglandins. It has been shown that PGF has direct negative effects on embryonic survival and development. Treatment with nonsteroidal antiinflammatory drugs (e.g., ibuprofen ...

Author(s)
Heuwieser, W.; Iwersen, M.; Goetze, L.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2011, 94, 1, pp 146-151
Abstract

The study was aimed at induction/synchronization of estrus in postpartum anestrous Kankrej cows of zebu cattle maintained at an organized farm. The study included use of different hormone protocols, viz., Ovsynch, CIDR (controlled internal drug release), Ovsynch plus CIDR, and Heatsynch with...

Author(s)
Bhoraniya, H. L.; Dhami, A. J.; Mehrajuddin Naikoo; Parmar, B. C.; Sarvaiya, N. P.
Publisher
Springer, Amsterdam, Netherlands
Citation
Tropical Animal Health and Production, 2012, 44, 6, pp 1191-1197
Abstract

The present study was conducted on lactating Murrah buffalo to assess the effect of crushed flaxseed (a source of omega-3 fatty acids) supplementation (300 g/100 kg bwt/day for 60 days), over and above the routine feed, on luteolytic signal (PGF), luteal function (progesterone) and conception...

Author(s)
Nazir, G.; Ghuman, S. P. S.; Singh, J.; Honparkhe, M.; Ahuja, C. S.; Dhaliwal, G. S.; Sangha, M. K.; Saijpaul, S.; Agarwal, S. K.
Publisher
Elsevier Ltd, Oxford, UK
Citation
Animal Reproduction Science, 2013, 137, 1/2, pp 15-22
Abstract

We investigated the relationships between conception rates (CRs) at first service in Japanese Holstein heifers (i.e. animals that had not yet had their first calf) and cows and their test-day (TD) milk yields. Data included records of artificial insemination (AI) for heifers and cows that had...

Author(s)
Hagiya, K.; Terawaki, Y.; Yamazaki, T.; Nagamine, Y.; Itoh, F.; Yamaguchi, S.; Abe, H.; Gotoh, Y.; Kawahara, T.; Masuda, Y.; Suzuki, M.
Publisher
Cambridge University Press, Cambridge, UK
Citation
Animal, 2013, 7, 9, pp 1423-1428
Abstract

The aim of this study was to compare four methods of estrus resynchronization performed 23 days after timed artificial insemination (TAI) plus estrus observation in Bos indicus cows. Eight hundred fourteen lactating Nelore cows were submitted to TAI and then randomly assigned to one of the five...

Author(s)
Campos, J. T.; Marinho, L. S. R.; Lunardelli, P. A.; Morotti, F.; Seneda, M. M.
Publisher
Elsevier, New York, USA
Citation
Theriogenology, 2013, 80, 6, pp 619-623
Abstract

The objective of this study was to examine the effects of increasing circulating progesterone in multiparous Holstein cows, using an intravaginal progesterone implant between days 3 and 7 following fixed-time artificial insemination (FTAI). The animals were randomly assigned into two groups: (1)...

Author(s)
Marques, T. C.; Leão, K. M.; Viu, M. A. de O.; Sartori, R.
Publisher
Springer, Amsterdam, Netherlands
Citation
Tropical Animal Health and Production, 2014, 46, 2, pp 405-410
Abstract

The objective of this study was to determine the effects of stillbirth and dystocia on subsequent reproductive performance in Japanese Black cattle. Data were collected for 34,763 calvings from 13,186 animals on 826 farms. Stillbirth was associated with a decreased first service conception rate...

Author(s)
Sasaki, Y.; Uematsu, M.; Kitahara, G.; Osawa, T.; Sueyoshi, M.
Publisher
Elsevier Ltd, Oxford, UK
Citation
Veterinary Journal, 2014, 200, 3, pp 462-463
Abstract

Acute puerperal metritis (APM) and clinical metritis (CM) are uterine diseases frequently diagnosed in dairy cows. These diseases are responsible for important economic loss because of their effect not only on reproductive performance but also on milk production. The objective of this study was to...

Author(s)
Armengol, R.; Fraile, L.
Publisher
Elsevier, New York, USA
Citation
Theriogenology, 2015, 83, 8, pp 1344-1351
Abstract

Sixty female Holstein calves [body weight (BW)=39.5±3.76 kg] were fed a ground starter concentrate [19% crude protein, 19% neutral detergent fiber (NDF)] during the preweaning period. Furthermore, oats hay (68% NDF) was supplemented only during the postweaning period (CON) or during both pre- and...

Author(s)
Castells, L.; Bach, A.; Terré, M.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2015, 98, 7, pp 4748-4753

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