A Physiological Basis for Male Infertility and the Predictability of Body Weight in Rats Obtained by Various Mating Systems |
Common terms and phrases
13-week individual body analysis of variance anterior pituitary autopsied average body weight bioassay Bottomcross Progeny breeders and non-breeders combining ability correlations dam-lines differ significantly entering each cross females bred fertility G lines gene action Genetics gonadotrophic hybrid vigor Inbred and Outbred inbred groups inbred lines inbred males inbreeding indicated Individual Body Weights Induced-breeder Males infertility libido Lighter Parent line and outbred line cross progeny Line of Dam Line of Sire Line or Outbred line's own performance Male Breeding Groups male sex hormone mating systems mating trials mg./day mid-parent multiple correlation natural-breeders non-breeder males number of females outbred and inbred outbred group outbred males outbred Strain Pituitary weights prediction pregnant progeny weights prostate rate of breeding regressions seminal vesicles Snedecor specific crosses sperm Strain G males testcross tester line testes Thirteen Week Individual topcross and bottomcross unfractionated sheep University lines Week Individual Body weight and age