Journal of Dairy Science Vol. 90 (Suppl. 1)
Journal of Animal Science
Vol. 85 (Suppl. 1)
Poultry Science
Vol. 86 (Suppl. 1)


2007 Annual Meeting Abstracts
AMERICAN DAIRY SCIENCE ASSOCIATION
POULTRY SCIENCE ASSOCIATION
ASOCIACION MEXICANA de PRODUCCION ANIMAL
AMERICAN SOCIETY OF ANIMAL SCIENCE

Complete Abstract Book

Table of Contents


Sunday, July 8, 2007
SYMPOSIA AND ORAL SESSIONS

Triennial Growth Symposium: Interface Between Growth and Immunology 1 (Abstracts 1-7)


Monday, July 9, 2007
POSTER PRESENTATIONS

Animal Behavior & Well-Being - Livestock and Poultry I 4 (Abstracts M1-M10)
Animal Health - Livestock and Poultry: Bovine I 7 (Abstracts M11-M30)
Breeding and Genetics - Livestock and Poultry I 14 (Abstracts M31-53)
Egg and Meat Science and Muscle Biology - Livestock and Poultry I 21 (Abstracts M54-M68)
Extension Education - Livestock and Poultry 25 (Abstracts M69-M80)
Food Safety - Livestock and Poultry 29 (Abstracts M81-M98)
Forages and Pastures - Livestock and Poultry: Forage Quality and Nutritive Value 35 (Abstracts M99-M119)
Goat Species I 42 (Abstracts M120-M134)
Growth and Development - Livestock and Poultry I 47 (Abstracts M135-M145)
Immunology - Livestock and Poultry I 50 (Abstracts M146-M157)
International Animal Agriculture - Livestock and Poultry 54 (Abstracts M158-M168)
Lactation Biology: Mechanisms Regulating Lactation and Mammary Function 57 (Abstracts M169-M187)
National ADSA Production Division Graduate Poster Competition 63 (Abstracts M188-M193)
Nonruminant Nutrition: General Nonruminant Nutrition 65 (Abstracts M194-M201)
Nonruminant Nutrition: Poultry Nutrition I 68 (Abstracts M202-M219)
Nonruminant Nutrition: Weanling Pig Nutrition and Physiology 73 (Abstracts M220-M245)
Physiology & Endocrinology - Livestock and Poultry: Endocrinology and Metabolism 81 (Abstracts M246-M272)
Production, Management & the Environment - Livestock and Poultry I 90 (Abstracts M273-M291)
Ruminant Nutrition I 96 (Abstracts M292-M374)

SYMPOSIA AND ORAL SESSIONS

ADSA Southern Branch Graduate Student Competition 123 (Abstracts 8-9)
Alpharma Beef Cattle Nutrition Symposium 124 (Abstracts 10-13)
Animal Behavior & Well-Being - Livestock and Poultry I 125 (Abstracts 14-23)
Animal Health - Livestock and Poultry: Poultry and Swine I 128 (Abstracts 24-35)
Bio Ethics - Livestock and Poultry: The Ethics of Food Animal Production, Processing and Marketing 132 (Abstracts 36-39)
Breeding and Genetics - Livestock and Poultry: Poultry 133 (Abstracts 40-50)
Egg and Meat Science and Muscle Biology - Livestock and Poultry: Meat Packaging and Shelf Life 136 (Abstracts 51-53)
Food Safety - Livestock and Poultry: Current and Future Salmonella Challenges 137 (Abstracts 54-57)
Horse Species 139 (Abstracts 58-64)
Immunology - Livestock and Poultry I 141 (Abstracts 65-72)
Graduate Student Paper Competition: National ADSA Dairy Foods Division 144 (Abstracts 73-80)
Nonruminant Nutrition: Bioactive Compounds and Prebiotics in Swine Nutrition 147 (Abstracts 81-92)
Nonruminant Nutrition: Poultry Nutrition - Protein and Amino Acids 150 (Abstracts 93-104)
Nonruminant Nutrition: Swine Mineral Nutrition and Metabolism 154 (Abstracts 105-115)
Physiology & Endocrinology - Livestock and Poultry: Estrous Synchronization 158 (Abstracts 116-125)
Production, Management & the Environment - Livestock and Poultry: Dairy Production and Management I 161 (Abstracts 126-136)
Production, Management & the Environment - Livestock and Poultry: Poultry Production, Management and Environment 165 (Abstracts 137-148)
Ruminant Nutrition: Feedstuff Modification and Growing/Finishing Nutrition 169 (Abstracts 149-160)
Ruminant Nutrition: Ruminal Fermentation - Dairy 172 (Abstracts 161-172)
Teaching/Undergraduate & Graduate Education: Visual Learning in Animal Science 177 (Abstracts 173-179)
Graduate Student Competition ADSA Northeastern Branch - ASAS Northeastern Section 179 (Abstracts 180-187)
ADSA-SAD Undergraduate Competition - Dairy Production 182 (Abstracts 188-192)
Dairy Foods: The Dairy Management Inc. National Dairy Foods Research Center Program: Responding to Industry Needs for New Technologies, Products and Markets 183 (Abstracts 193-199)
ADSA Southern Branch Symposium: Keeping Dairy Going and Growing 185 (Abstracts 200-202)
ADSA-SAD Undergraduate Competition - Dairy Foods 186 (Abstracts 203-206)
Bio Ethics - Livestock and Poultry: The Ethics of Food 187 (Abstracts 207-211)
Breeding and Genetics - Livestock and Poultry: Beef Cattle 188 (Abstracts 212-222)
Breeding and Genetics - Livestock and Poultry: Dairy Cattle I 192 (Abstracts 223-233)
Companion Animals: Companion and Comparative Animal Nutrition 195 (Abstracts 234-238)
Dairy Foods: Cheese I 197 (Abstracts 239-246)
Egg and Meat Science and Muscle Biology - Livestock and Poultry: Meat Marination 199 (Abstracts 247-249)
Food Safety - Livestock and Poultry: Cattle and Swine 200 (Abstracts 250-257)
Forages and Pastures - Livestock and Poultry: Tropical Forages: Management and Environmental Issues Affecting Use Efficiency 203 (Abstracts 258-261)
Horse Species: Recent Advances in Understanding Metabolic Disorders in Horses 204 (Abstracts 262-264)
Lactation Biology: Metabolism and Gene Expression in Support of Lactation 205 (Abstracts 265-276)
Graduate Student Paper Competition: National ADSA Production Division 209 (Abstracts 277-289)
Nonruminant Nutrition: Poultry Nutrition - Gut Health and Early Nutrition 213 (Abstracts 290-301)
Nonruminant Nutrition: Poultry Nutrition - Breeder and Laying Hen Nutrition and Broiler Environment 217 (Abstracts 302-312)
Physiology & Endocrinology - Livestock and Poultry: Poultry 221 (Abstracts 313-324)
Production, Management & the Environment - Livestock and Poultry: Broiler and Broiler Breeder Production and Management 224 (Abstracts 325-335)
Production, Management & the Environment - Livestock and Poultry: Dairy Production and Management II 228 (Abstracts 336-347)
Ruminant Nutrition: Nitrogen Metabolism/Immunology 232 (Abstracts 348-359)
Ruminant Nutrition: Opportunities to Improve Forage Utilization and Rumen Function 236 (Abstracts 360-363)
Teaching/Undergraduate & Graduate Education: Enhancing the Undergraduate Learning Experience in Animal Agriculture, Through the Integration of Teaching and Research 237 (Abstracts 364-369)
ADSA-SAD Undergraduate Competition - Original Research 239 (Abstracts 370-376)


Tuesday, July 10, 2007
POSTER PRESENTATIONS

Animal Behavior & Well-Being - Livestock and Poultry 242 (Abstracts T1-T9)
Animal Health - Livestock and Poultry: Poultry/Swine/Goat/Sheep 245 (Abstracts T10-T34)
Beef Species 252 (Abstracts T35-T50)
Breeding and Genetics - Livestock and Poultry 257 (Abstracts T51-T76)
Companion Animals: Nutrition and Health 266 (Abstracts T77-T85)
Contemporary & Emerging Issues - Livestock and Poultry 268 (Abstracts T86-T88)
Dairy Foods: Cheese, Dairy Products and Chemistry 269 (Abstracts T89-T116)
Egg and Meat Science and Muscle Biology - Livestock and Poultry II 278 (Abstracts T117-T131)
Forages and Pastures - Livestock and Poultry: Harvested Forages: Fermentation and Nutritive Quality 283 (Abstracts T132-T153)
Goat Species II 290 (Abstracts T154-T166)
Growth and Development - Livestock and Poultry II 295 (Abstracts T167-T174)
Immunology - Livestock and Poultry II 297 (Abstracts T175-T185)
Nonruminant Nutrition: Feeder Pig and Sow Nutrition I 301 (Abstracts T186-T221)
Nonruminant Nutrition: Poultry Nutrition II 312 (Abstracts T222-T243)
Physiology & Endocrinology - Livestock and Poultry: Estrus Synchronization 319 (Abstracts T244-T274)
Production, Management & the Environment - Livestock and Poultry II 329 (Abstracts T275-T294)
Ruminant Nutrition II 335 (Abstracts T295-T375)

SYMPOSIA AND ORAL SESSIONS

Animal Behavior & Well-Being - Livestock and Poultry II 362 (Abstracts 377-387)
Animal Health - Livestock and Poultry: Bovine I 366 (Abstracts 388-399)
Beef Species I 370 (Abstracts 400-408)
Breeding and Genetics - Livestock and Poultry: Analyses and Methods I 373 (Abstracts 409-419)
Breeding and Genetics - Livestock and Poultry: New Challenges and Opportunities From Automation of Animal Data Recording 377 (Abstracts 420-422)
Egg and Meat Science and Muscle Biology - Livestock and Poultry I 378 (Abstracts 423-434)
Food Safety - Livestock and Poultry: Poultry 382 (Abstracts 435-446)
Forages and Pastures - Livestock and Poultry: Understanding Diet Selection in Temperate Biodiverse Pasture Systems 385 (Abstracts 447-451)
Goat Species: Nutrient Requirements of Goats 387 (Abstracts 452-455)
Growth and Development - Livestock and Poultry I 388 (Abstracts 456-463)
Immunology - Livestock and Poultry II 391 (Abstracts 464-471)
Joint National Extension Workshop: Accountability Issues in Extension: Identifying, Measuring and Reporting Impacts 394 (Abstracts 472-475)
Nonruminant Nutrition: Lessons and Logistics of Application of Digestible Amino Acids in Diet Formulation 395 (Abstracts 476-479)
Nonruminant Nutrition: Poultry Nutrition - Enzymes, Feeds, Feed Ingredients, and Manufacturing 396 (Abstracts 480-491)
Physiology & Endocrinology - Livestock and Poultry: Role of Lipids and Fatty Acids in Regulation of Reproductive Function 400 (Abstracts 492-497)
Production, Management & the Environment - Livestock and Poultry: Poultry Production and Reproduction 402 (Abstracts 498-509)
Ruminant Nutrition: Acid:Base Balance/Metabolism - Dairy 405 (Abstracts 510-520)
Ruminant Nutrition: Corn Milling Co-Products - Beef 409 (Abstracts 521-531)
Teaching/Undergraduate & Graduate Education: Shaping Animal Sciences Curricula for 2020 412 (Abstracts 532-537)
Growth and Development - Livestock and Poultry II 414 (Abstracts 538-542)
Animal Behavior & Well-Being - Livestock and Poultry: New Methodologies Symposium 416 (Abstracts 543-546)
Animal Health - Livestock and Poultry: Bovine II 417 (Abstracts 547-554)
Breeding and Genetics - Livestock and Poultry: Dairy Cattle II 420 (Abstracts 555-565)
Companion Animals: Pet Food Ingredients - Mining, Dredging, and Extrapolating Effective Nutrient Delivery 423 (Abstracts 566-570)
Dairy Foods: Chemistry and Microbiology 425 (Abstracts 571-581)
Dairy Foods: On the Road from Analysis and Discovery of Functional Milk Bioactives to New Products and Health Outcomes 428 (Abstracts 582-585)
Forages and Pastures - Livestock and Poultry: Harvesting, Ensiling, and Forage Quality 430 (Abstracts 586-594)
Goat Species 433 (Abstracts 595-601)
Joint National Extension Workshop: Changing the Future of Food Animal Production 435 (Abstracts 602-605)
Nonruminant Nutrition: Feeder Pig and Sow Nutrition 437 (Abstracts 606-617)
Nonruminant Nutrition: Protein and Amino Acid Nutrition in Swine 441 (Abstracts 618-629)
Nonruminant Nutrition: Understanding Protein Synthesis and Degradation and Their Pathway Regulations 445 (Abstracts 630-633)
Physiology & Endocrinology - Livestock and Poultry: Endocrinology 446 (Abstracts 634-646)
Ruminant Nutrition: Corn Milling Co-Products - Dairy 450 (Abstracts 647-656)
Ruminant Nutrition: Intake and Performance - Beef 454 (Abstracts 657-668)
Sheep Species: Biology and Management of Low-input Lambing Management in Easy-Care Systems 458 (Abstracts 669-673)
Teaching/Undergraduate & Graduate Education: Teaching Session I - Assessment & Evaluation 460 (Abstracts 674-677)
Teaching/Undergraduate & Graduate Education: Teaching Session II - Curricular Innovation 461 (Abstracts 678-684)


Wednesday, July 11, 2007
POSTER PRESENTATIONS

Animal Behavior & Well-Being - Livestock and Poultry III 464 (Abstracts W1-W9)
Animal Health - Livestock and Poultry: Bovine II 467 (Abstracts W10-W29)
Breeding and Genetics - Livestock and Poultry III 473 (Abstracts W30-W57)
Dairy Foods: Dairy Processing, Products and Microbiology 482 (Abstracts W58-W86)
Egg and Meat Science and Muscle Biology - Livestock and Poultry III 490 (Abstracts W87-W100)
Forages and Pastures - Livestock and Poultry: Pastures and Grazing 495 (Abstracts W101-W121)
Goat Species III 502 (Abstracts W122-W136)
Nonruminant Nutrition: Feeder Pig and Sow Nutrition II 506 (Abstracts W137-W173)
Nonruminant Nutrition: Poultry Nutrition III 518 (Abstracts W174-W198)
Physiology & Endocrinology - Livestock and Poultry: Reproductive Physiology 526 (Abstracts W199-W238)
Production, Management & the Environment - Livestock and Poultry III 539 (Abstracts W239-W257)
Ruminant Nutrition III 545 (Abstracts W258-W335)
Sheep Species: Sheep Production and Management 571 (Abstracts W336-W355)
Swine Species 577 (Abstracts W356-W368)
Teaching/Undergraduate & Graduate Education 581 (Abstracts W369-W373)

SYMPOSIA AND ORAL SESSIONS

Animal Health - Livestock and Poultry: Poultry and Swine II 584 (Abstracts 685-696)
Nonruminant Nutrition: Poultry Nutrition - Ingredient and Mineral Nutrition 587 (Abstracts 697-707)
Production, Management & the Environment - Livestock and Poultry: Poultry Management, and Environment 591 (Abstracts 708-718)
ARPAS Symposium: Current and Future On-Farm Auditing & Assessment 595 (Abstracts 719-722)
Breeding and Genetics - Livestock and Poultry: Dairy Cattle III 596 (Abstracts 723-730)
Dairy Foods: Products and Processing 598 (Abstracts 731-737)
Egg and Meat Science and Muscle Biology - Livestock and Poultry II 601 (Abstracts 738-745)
Extension Education - Livestock and Poultry: Extension Dairy Session 603 (Abstracts 746-753)
Lactation Biology: Applied Lactation Biology 606 (Abstracts 754-759)
Production, Management & the Environment - Livestock and Poultry: Livestock Production and Management 608 (Abstracts 760-768)
Production, Management & the Environment - Livestock and Poultry: Livestock Production, Management, and Environment 611 (Abstracts 769-776)
Ruminant Nutrition: Nutrition and Animal Health 614 (Abstracts 777-784)
Ruminant Nutrition: Protein and Fiber Digestion 616 (Abstracts 785-792)
Swine Species 619 (Abstracts 793-798)
Teaching/Undergraduate & Graduate Education: From Choosing a Graduate Program to Embarking on a Successful Career: A Guide for Livestock and Poultry Science Students 621 (Abstracts 799-801)
Bio Ethics - Livestock and Poultry 622 (Abstracts 802-805)
ADSA Production Division Symposium 623 (Abstracts 806-808)
Breeding and Genetics - Livestock and Poultry: Swine 624 (Abstracts 809-819)
Dairy Foods: Cheese II 628 (Abstracts 820-826)
Dairy Foods: Milk Proteins and Enzymes: Proteomics and Milk 630 (Abstracts 827-828)
Extension Education - Livestock and Poultry: Extension Livestock Session 631 (Abstracts 829-836)
Forages and Pastures - Livestock and Poultry: Grazing 633 (Abstracts 837-848)
Growth and Development - Livestock and Poultry: Transcriptional Factors and Cell Mechanisms for Regulation of Growth and Development with Application to Animal Agriculture 637 (Abstracts 849-852)
International Animal Agriculture - Livestock and Poultry: Global Livestock and Poultry Issues 638 (Abstracts 853-855)
Nonruminant Nutrition: General Topics 639 (Abstracts 856-866)
Nonruminant Nutrition: Natural Phytobiotics for Health of Young Animals: Applications and Mechanisms 643 (Abstracts 867-871)
Nonruminant Nutrition: Weanling Pig Nutrition 644 (Abstracts 872-883)
Physiology & Endocrinology - Livestock and Poultry: Reproductive Physiology 648 (Abstracts 884-895)
Production, Management & the Environment - Livestock and Poultry: The Evolving National Animal Identification System 652 (Abstracts 896-897)
Ruminant Nutrition: Intake Behavior/Acidosis/Metabolism - Dairy 653 (Abstracts 898-909)
Ruminant Nutrition: Lipid Supplementation 657 (Abstracts 910-920)
Sheep Species: Sheep Production and Management 661 (Abstracts 921-930)


Thursday, July 12, 2007
SYMPOSIA AND ORAL SESSIONS

Beef Species II: Feed Intake and Efficiency 665 (Abstracts 931-937)
Breeding and Genetics - Livestock and Poultry: Analyses and Methods II 667 (Abstracts 938-948)
Contemporary & Emerging Issues - Livestock and Poultry: Contemporary and Emerging Issues 671 (Abstracts 949-952)
Nonruminant Nutrition: Poultry Nutrition - Phosphorus and Phytase 672 (Abstracts 953-964)
Physiology & Endocrinology - Livestock and Poultry: Metabolic Physiology 676 (Abstracts 965-977)
Poultry-Breeding and Hatchery Symposium: Semen Evaulation and Fertility Determination in Poultry 680 (Abstracts 978-981)
Ruminant Nutrition: Nitrogen Digestion/Metabolism 681 (Abstracts 982-993)
Teaching/Undergraduate & Graduate Education: Swine Teaching 685 (Abstracts 994-999)

Author Index 689
Subject Index 710