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Animal Science Database

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Abstract

An experiment was designed to evaluate the effect of extending duration of the presynchronization treatment in a long-term progestin-based estrus synchronization protocol. Heifers were assigned to either an 18 d (Day 0-18) or 14 d (Day 4 to Day 18) CIDR® treatment (1.38 g progesterone controlled...

Author(s)
Knickmeyer, E. R.; Thomas, J. M.; Locke, J. W. C.; Bonacker, R. C.; Ciernia, L. A.; Ketchum, J. N.; Ellersieck, M. R.; Poock, S. E.; Smith, M. F.; Patterson, D. J.
Publisher
Elsevier, New York, USA
Citation
Theriogenology, 2019, 136, pp 66-71
Abstract

To determine the effects of repeated trace mineral injections on heifer development and reproductive performance, commercial Angus heifers (n=290; 199±34.3 kg; 221±22 d of age) were utilized in a completely randomized design. Heifers were stratified by body weight (BW) and were administered an...

Author(s)
Stokes, R. S.; Volk, M. J.; Ireland, F. A.; Gunn, P. J.; Shike, D. W.
Publisher
Oxford University Press, Cary, USA
Citation
Journal of Animal Science, 2018, 96, 9, pp 3943-3954
AbstractFull Text

Twenty one buffalo heifers of one year age and similar body weight were divided into three groups, A, B and C. Three total mixed rations (TMR) with different energy levels were randomly allotted to these groups. Ration B contained 100% NRC energy recommendations, (control) while ration A and ration ...

Author(s)
Jabbar, L.; Cheema, A. M.; Jabbar, M. A.; Riffat, S.
Publisher
Pakistan Agricultural Scientists Forum, Lahore, Pakistan
Citation
JAPS, Journal of Animal and Plant Sciences, 2012, 22, 3 Supplement, pp 279-283
Abstract

Embryonic losses contribute considerably to low pregnancy rates. Between d 8 and 17 after breeding, the conceptus secretes interferon-τ as a mechanism for maternal recognition of pregnancy and maintenance of the corpus luteum. Nonsteroidal antiinflammatory drugs inhibit the synthesis of...

Author(s)
Krueger, X. von; Heuwieser, W.
Publisher
Elsevier Inc., Philadelphia, USA
Citation
Journal of Dairy Science, 2010, 93, 11, pp 5140-5146
Abstract

The objective of this experiment was to determine the effect of supplemental gonadotropin-releasing hormone (GnRH) at the time of progesterone controlled internal drug-release (CIDR) insertion, when incorporated into a CIDR-prostaglandin F (PGF)-GnRH timed AI (TAI) protocol on pregnancy per AI...

Author(s)
Howard, J. M.; Falk, D. G.; Carnahan, K. G.; Dalton, J. C.; Chebel, R. C.; Ahmadzadeh, A.
Publisher
American Registry of Professional Animal Scientists (ARPAS), Illinois, USA
Citation
Professional Animal Scientist, 2009, 25, 6, pp 757-761
Abstract

ALSMEYER, R. H., PALMER, A. Z., KOGER, M., and KIRK, W. G. Some genetic aspects of tenderness in beef: 1137. ANDERSON, L. L., DAY, B. N., EMMERSON, M. A., HAZEL, L. N., and MELAMPY, R. M. Effect of oestrogen and progesterone on early embryonic mortality in ovariectomized gilts: 1234-1235. BAIRD, D. ...

Citation
Journal of Animal Science, 1958, 17, pp 1136-1251
Abstract

GENERAL.-The year's activities were carried out under the direction of JOHN R. MOHLER, Chief of the Bureau, who retired on July 31st, 1943
Research work was directed mainly to problems connected with the national war effort, viz, nutritional problems, substitute feeds, dehydration of meats, and...

Author(s)
Miller, A. W.
Publisher
Washington, D.C. : Govt. Printing Off.,
Citation
Report oi the Chief of the Bureau of Animal Industry, Agricultural Research Administration, 1943., 1944, pp 48 pp.
Abstract

The normal activities of the bureau continued to function satisfactorily; the U.S.A. remained free from major epizootics throughout the year. There were 4, 428 regular civil service employees and of these 2, 081 were in the professional and scientific service, 93% being veterinarians. Expenditure...

Author(s)
Mohler, J. R.
Publisher
Washington, D.C.: U.S. Govt. Printing Office.,
Citation
Report of the Chief of the Bureau of Animal Industry, 1941., 1941, pp 92 pp.
Abstract

ARIZONA, 1942-43.-A 75% reduction in WARBLE FLY INFESTATION in cattle was achieved by the application by power spray of a mixture of 10 lb. derris root (5% rotenone) with 100 lb. fine sulphur in 1, 000 gal. water. Lice were also successfully eliminated.
COLORADO, 1942-43.-LISTERIASIS was diagnosed...

Citation
Extracts from Annual Reports of Agricultural Experiment Stations, U.S.A.,

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