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

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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