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Year 2009 Remove constraint 2009: 2009 Subjects testosterone Remove constraint testosterone: testosterone

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1. 17β-Estradiol and testosterone in drainage and runoff from poultry litter applications to tilled and no-till crop land under irrigation

Description:: Includes references
Author:: Jenkins, Michael B. , Endale, Dinku M. , Schomberg, Harry H. , Hartel, Peter G. , Cabrera, Miguel L.
Subject:: poultry manure , estradiol , testosterone , pollution load , subsurface drainage , runoff , conventional tillage , no-tillage , irrigation rates , soil water content , Georgia
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

2. Age at puberty of channel catfish, Ictalurus punctatus, controlled by thermoperiod

Description:: Includes references
Author:: Davis, Kenneth B.
Subject:: Ictalurus punctatus , catfish , freshwater fish , animal age , spawning , animal development , sexual maturity , body weight , gonads , testosterone , estradiol , fish culture , freshwater aquaculture , water temperature , heat treatment
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

3. Effects of a synthetic gonadotrophin-releasing hormone agonist, leuprolide, on rut-associated events in male red deer

Description:: Includes references
Author:: Barrell, G.K. , Schaafsma, S.C.T. , Ridgway, M.J. , Wellby, M. , Miller, L.A.
Subject:: Cervus elaphus , deer , alternative livestock , males , mating behavior , breeding season , gonadotropin-releasing hormone , agonists , dosage , controlled internal drug release devices , blood chemistry , luteinizing hormone , testosterone , body weight , body condition , aggression , animal behavior
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009

4. Influence of toxic endophyte-infected fescue on sperm characteristics and endocrine factors of yearling Brahman-influenced bulls

Description:: Includes references
Author:: Looper, M.L. , Rorie, R.W. , Person, C.N. , Lester, T.D. , Hallford, D.M. , Aiken, G.E. , Roberts, C.A. , Rottinghaus, G.E. , Rosenkrans, C.F. Jr.
Subject:: beef bulls , zebu , genotype , Festuca arundinacea , pastures , forage grasses , grazing , endophytes , ergot alkaloids , blood chemistry , spermatozoa , prolactin , cortisol , testosterone , semen , scrotum , diameter , sperm motility , velocity , temporal variation , air temperature
Collection:: Journal Articles, USDA Authors, Peer-Reviewed
Year:: 2009