Article Results (Showing 1 - 8 of 8) RSS Alert
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Use of Gonadotropin-Releasing Hormone at Fixed-Time Artificial Insemination at Eighty or Ninety-Seven Hours Post Prostaglandin F^sub 2[alpha]^ in Beef Cows Administered the Long-Term Melengestrol Acetate Select Synch
ABSTRACT In a 2-yr trial, the pregnancy response of 549 Angus-based cows (BCS 5.1 ñ 0.56, postpartum interval 69.7 ñ 19.1 d) was...
Professional Animal Scientist, 06/01/09 by Ahola, J K; Seidel, G E; Whittier, J C · More from publication -
Intervals of Five or Seven Days Between Controlled Internal Drug-Release Insertion, Gonadotropin-Releasing Hormone, and Prostaglandin F^sub 2[alpha]^ Injections: Effects on Pregnancy Rate and Follicular Size
ABSTRACT Angus-based cows (n = 509) were used to evaluate the effects of a 5- or 7-d controlled internal drug-release (CIDR) insert and 5- or 7-d...
Professional Animal Scientist, 04/01/09 by Hyland, A; Seidel, G E; Enns, R M; Peel, R K; Whittier, J C · More from publication -
Effects of Copper, Zinc, and Manganese Source on Mineral Status, Reproduction, Immunity, and Calf Performance in Young Beef Females over a Two-Year Period1,2,3
Abstract Crossbred beef females (n = 43 nulliparous heifers, yr 1; n = 37 primiparous cows, yr 2) were used to evaluate the effects of Cu, Zn, and...
Professional Animal Scientist, 08/01/05 by Ahola, J K; Baker, D S; Burns, P D; Whittier, J C; Engle, T E · More from publication -
Evaluation of Gonadotropin-Releasing Hormone and Insemination Time Using the CO-Synch Protocol in Beef Cows
Abstract The objectives of this study were to evaluate optimal timing for timed AI (TAI) using a CO-Synch protocol with or without...
Professional Animal Scientist, 06/01/05 by Walker, R S; Burns, P D; Whittier, J C; Sides, G E; Zalesky, D D · More from publication -
SYMPOSIUM PAPER: Pre-Calving Nutrition and Management Programs for Two-Year-Old Beef Cows1
Abstract A female replacement program is needed in beef production enterprises to replace cows that have been culled for various reasons....
Professional Animal Scientist, 06/01/05 by Whittier, J C; Lardy, G P; Johnson, C R · More from publication -
Comparison of Breeding and Marketing Systems for Red Angus Cattle Using an Integrated Computer-Based Spreadsheet
Abstract An integrated computer-based spreadsheet was developed with data from 581 Red Angus-sired calves to compare synchronized AI and natural...
Professional Animal Scientist, 10/01/04 by Miller, K E; Whittier, J C; Peel, R K; Enns, R M; Et al · More from publication -
CASE STUDY: To Replace or Not to Replace: Determining Optimal Replacement Rates in Beef Cattle Operations
Abstract Data from a Nebraska cattle ranch were used to compare three female replacement strategies to determine optimal replacement and marketing...
Professional Animal Scientist, 02/01/04 by MacKay, W S; Whittier, J C; Field, T G; Umberger, W J; Et al · More from publication -
Case study: Effects of fishmeal supplementation on fertility and plasma (omega-3) fatty acid profiles in primiparous, lactating beef cows
Abstract A 2-yr study was conducted using 82 lactating, 2-yr-old, primiparous crossbred beef cows (yr 1, n = 40; yr 2, n = 42) to study the effect...
Professional Animal Scientist, 12/01/02 by Burns, P D; Bonnette, T R; Engle, T E; Whittier, J C · More from publication
