Page Banner

United States Department of Agriculture

Agricultural Research Service

Animal Nutrient Limits
item QTLs associated with dry matter intake, metabolic mid-test weight, growth and feed efficiency have little overlap across 4 beef cattle studies (Nov 2014)
item The consequence of level of nutrition on heifer ovarian and mammary development (Nov 2014)
item Association of circulating active and total ghrelin concentrations with dry matter intake, growth, and carcass characteristics of finishing beef cattle (Nov 2014)
item Lysozyme as an alternative to antibiotics improves performance in nursery pigs during an indirect immune challenge (Oct 2014)
item Effect of high and low antral follicle count in pubertal beef heifers on in vitro fertilization (IVF) (Oct 2014)
item Altered theca and cumulus oocyte complex gene expression, follicular arrest and reduced fertility in cows with dominant follicle follicular fluid androgen excess (Oct 2014)
item Effects of feeding dry-rolled corn-based diets with and without wet distillers grains with solubles and zilpaterol hydrochloride on performance characteristics, and heat stress in finishing beef steers (Sep 2014)
item Meat goat kids finished on alfalfa, red clover, or orchardgrass pastures: Carcass merit and meat quality (Aug 2014)
item Effect of fall-grazed sericea lespedeza (Lespedeza cuneata) on gastrointestinal nematode infections, skin and carcass microbial load, and meat quality of growing goats (Aug 2014)
item Relationship between pasture nutritive measurements and plasma urea nitrogen in lambs grazing silvopasture or open pasture (Jul 2014)
item Granulosa cell gene expression profiling in cows with divergent follicular fluid concentrations of androgens (Jul 2014)
item Defining the lactocrine-sensitive neonatal porcine uterine transcriptome (Jul 2014)
item De novo assembly and identification of unique contigs in the bovine oviduct from animals with high and low circulating estradiol concentrations during timed artificial insemination (Jul 2014)
item DNA polymorphisms and transcript abundance of PRKAG2 and phosphorylated AMP-activated protein kinase in the rumen are associated with gain and feed intake in beef steers (Jul 2014)
item Maternal dietary effects on embryonic ovarian development in cattle (Jul 2014)
item Energy content of reduced-fat distillers grains for lactating dairy cows (Jul 2014)
item Carcass merit and meat quality when Suffolk lambs, Katahdin lambs, and meat-goat kids were finished on a grass-legume pasture with and without supplementation (Jul 2014)
item Effects of metabolizable energy intake on tympanic temperature and average daily gain of steers finished in southern Chile during wintertime (Jul 2014)
item Rna-Seq Detection of Differential Gene Expression in the Rumen of Beef Steers Associated with Feed Efficiency Phenotypes (Jul 2014)
item Influence of dry matter intake, dry matter digestibility, and feeding behavior on body weight gain of beef steers (Jul 2014)
item Comparison of efficiency of energy use in Holstein and Jersey dairy cows offered diets containing reduce fat distillers grains (RFDDGS) (Jul 2014)
item Can we improve cow efficiency or manipulate feeding strategies to reduce inputs? (Jul 2014)
item Microarray studies in high and low RFI cattle reveal a potential role for gonadotropin releasing hormone (GnRH) in regulating feed efficiency (Jul 2014)
item High forage quality helps maintain resilience to gastrointestinal parasites on sheep and goats (Jul 2014)
item Effects of dietary glycerin inclusion at 0, 5, 10, and 15% of dry matter on energy metabolism and nutrient balance in finishing beef steers (Jul 2014)
item Association of plasma ghrelin concentrations with feed intake in beef cattle (Jul 2014)
item Effects of maternal nutrient restriction followed by realimentation during midgestation on uterine blood flow in beef cows (Jun 2014)
item Relationship between selection for feed efficiency and methane production (Jun 2014)
item Effects of IL8 and immune cells on the regulation of luteal progesterone secretion (Jun 2014)
item Relationship of follicle size and concentrations of estradiol among cows exhibiting or not exhibiting estrus during a fixed-time AI protocol (Jun 2014)
item Changes in the rumen microbiome from steers differing in feed efficiency (May 2014)
item Evaluation of the Criollo breed Romosinuano as purebred and crossbred cows with Brahman and Angus in Florida. I. Reproduction and parturition (May 2014)
item Evaluation of the Criollo breed Romosinuano as purebred and crossbred cows with Brahman and Angus in Florida. II. Maternal influence on calf traits, cow weight, and measures of maternal efficiency (May 2014)
item A study of the level and dynamics of Eimeria populations in naturally infected, grazing beef cattle at various stages of production in the mid-Atlantic U.S.A. (Mar 2014)
item Surface enlargement factor of rumen papillae and expression of genes involved in dermatological diseases and their relationships with feed intake in beef steers (Mar 2014)
item Lysozyme as an alternative to antibiotics improves growth performance and tumor necrosis factor-a levels during an indirect immune challenge (Mar 2014)
item Phenological responses of juvenile pecan and white oak on an upland site (Feb 2014)
item House-level moisture production of modern swine by age, temperature and source (Feb 2014)
item Milk production traits of beef cows as affected by horn fly count and sire breed type (Feb 2014)
item Effects of decreased dietary roughage concentration on energy metabolism and nutrient balance in finishing beef cattle (Jan 2014)
item Effect of high and low antral follicle count in pubertal beef heifers on IVF (Jan 2014)
item An evaluation of the differences in the rumen transcriptome among beef steers with extreme feed efficiency phenotypes (Jan 2014)
item Effect of poultry litter application method on ammonia volatilization from a conservation tillage system (Jan 2014)
item The effects of supplemental Sericea lespedeza pellets in lambs and kids. 1. Growth rate (Dec 2013)
item Atf3 Expression in the Corpus Luteum: Possible Role in Luteal Regression (Dec 2013)
item Adipose and muscle tissue gene expression of two genes (NCAPG and LCORL) located in a chromosomal region associated with cattle feed intake and gain (Nov 2013)
item Impact of integrated gastrointestinal parasite management training for U.S. goat and sheep producers (Nov 2013)
item Effect of age at puberty/conception date on cow longevity (Nov 2013)
item Alternative models in genetic analyses of carcass traits measured by ultrasonography in Guzerá cattle: A Bayesian approach (Sep 2013)
item Heifer calving date positively influences calf weaning weights through six parturitions (Sep 2013)
item Effects of glycerin on receiving performance and health status of beef steers and nutrient digestibility and rumen fermentation characteristics of growing steers (Aug 2013)
item Effects of crude glycerin in steam-flaked corn-based diets fed to growing feedlot cattle (Aug 2013)
item Ruminal methanogens in steers that are negative or positive for residual gain (Jul 2013)
item Ruminal and adipose gene expression in beef steers selected for diverse feed intake and gain phenotypes (Jul 2013)
item Intake, digestibility, and passage rate of three warm-season grass hays consumed by beef steers (Jul 2013)
item Relationship of follicle size and concentrations of estradiol among cows that do and do not exhibit estrus during a fixed-time AI protocol (Jul 2013)
item The effects of selecting for the myostatin F94L polymorphism on reproductive traits in pubertal heifers (Jul 2013)
item Changes in ovarian function associated with circulating concentrations of estradiol prior to a GnRH-induced ovulation in beef cows (Jul 2013)
item A bovine model for polycystic ovary syndrome (Jul 2013)
item Effects of roughage concentration in dry-rolled corn-based diets containing wet distillers grains with solubles on performance and carcass characteristics of finishing beef steers (Jul 2013)
item Granulosa cells from bovine follicles activate different signal transduction pathways dependent on follicle health status and ability to convert androstenedione to estrogen (Jul 2013)
item Does reduced peri-pubertal nutrient intake influence the ovarian reserve in beef heifers? (Jul 2013)
item Insulin and insulin-like growth factor-I (IGF-I) receptor phosphorylation in µ-calpain knockout mice (Jul 2013)
item Genetics of reproductive traits: Antagonisms with production traits (Jun 2013)
item Association of STAT2 SNP genotypes and growth phenotypes in heifers from an Angus, Brahman and Romosinuano diallel population (Jun 2013)
item Associations among heat shock protein 70 genotype, forage system, and horn fly infestation of beef cattle (Jun 2013)
item Feedlot research at the U.S. Meat Animal Research Center (Apr 2013)
item How our basic understanding of the ovarian reserve is improving reproductive management in domestic farm animals (Mar 2013)
item Bovine females with thecal cell androgen excess result in altered oocyte maternal effect gene abundance (Mar 2013)
item Sericea lespdeza as an aid in the control of Emeria spp. in lambs (Mar 2013)
item Environmental impact of new feeding choices in the feedlot industry (Mar 2013)
item Physiology and Endocrinology Symposium: The current status of heat shock in early embryonic survival and reproductive efficiency (Mar 2013)
item Silvopasture: Small ruminants for establishment, management and usage (Feb 2013)
item Effects of forage species or concentrate finishing on animal performance, carcass and meat quality (Jan 2013)
item Management strategies for improving lifetime reproductive success in beef heifers (Dec 2012)
item Effect of heifer calving date on longevity and lifetime productivity (Dec 2012)
item What we know about the genetics of reproduction (Dec 2012)
Last Modified: 9/20/2013
Footer Content Back to Top of Page